Added(A)/Deleted(D) following books

 A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_0cfmKH1.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_0vE2Agb.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_1pO6mlQ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_2DVKX4L.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_2tbXSIz.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_4DFRgPd.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_5BlMA37.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_6BpYQtS.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_7oQcI9D.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_7osIJcS.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_BljETDD.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_BrFEmk0.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_Cde70Gn.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_DGhuTd1.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_DnIfPiv.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_Ekp0nuF.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_HETTD7r.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_KlAE574.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_PjpHu09.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_PxZ5uHj.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_Q4fBBjq.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_T4mzLHI.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_UAITY0U.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_VEDuU8Y.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_WUGl4w9.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_a1WJQcD.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_bH5qWgx.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_e3fJkOS.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_eA2iMeu.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_eYNgYIE.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_gBECinX.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_k1gQDvp.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_kA9oA4k.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_kMX1E4Y.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_ludD60G.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_nK3AyHX.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_nbFgz6I.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_qJkWZ89.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_qaQF6hK.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_tuNOeJT.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_vEF8v8F.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_w1kpJlA.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_wmNEbtc.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_x8Hd3Fi.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A._K._Theraja,_B.L_Thereja/c_zAHS5nJ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_2xS3kzU.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_38fwENU.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_5kVbclY.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_7O92CYB.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_7qFSSzO.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_87EQl05.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_8HPcuEd.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ASNXGJK.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_BQB3vIT.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_BdKInur.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_CK1r2By.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_EIfrtvz.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_EnoiEf8.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_GocmY97.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_Gw8rqEI.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_HDB18kP.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_IdqLKrq.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_InkBya3.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_K9q4NLY.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_M6VOIpZ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_MATCOZO.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ObFCoay.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_PD3CwbT.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_PVVeE6Y.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_PdPqoEJ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_QritHDf.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_SUaeUO3.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_TkYEtJb.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_UDdHMGf.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_VZgSOpH.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_Yj265eH.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ZDKRJ4L.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ZyyCtEx.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_dGjHrPW.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_egC1oo4.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_enqQgpr.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_gD58ZqH.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_gETWb31.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_gSjl2uf.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_hnPoOrk.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_hoBkBgf.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_i133Mfc.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_lFaQS0L.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_lsoSAFi.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_n2YSl8Q.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ntrOIw3.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_nxmLE4m.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_qxxk2Xv.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_r9cPZxQ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_tIs0JkF.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_uJFb1kJ.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_uwh7oAV.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_vwGXJQF.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_wA2NdKL.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_wXUDs09.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_x0i8ax0.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_xD8c7xw.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_xKNxc2D.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_ye04nNO.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chap_zy8Cvqw.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter25.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter26.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter27.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter28.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter29.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter30.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter31.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter32.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter33.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter34.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter35.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter36.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter37.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter38.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/chapter39.ipynb
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/29.png
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/32.png
A  A_Textbook_of_Electrical_Technology_AC_and_DC_Machines_by_A_K_Theraja_B_L_Thereja/screenshots/5.png
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter1.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter10.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter11.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter12.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter2.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter3.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter4.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter5.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter6.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter7.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/Chapter8.ipynb
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/screenshots/11.png
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/screenshots/22.png
A  BSc_1st_Year_Physics_by_P._Balabhaskar,_N._Srinivasa_Rao,_B._Sanjeeva_Rao/screenshots/33.png
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter1.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter10.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter11.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter12.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter13.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter14.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter15.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter2.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter3.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter4.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter5.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter6.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter7.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter8.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/Chapter9.ipynb
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/screenshots/11.png
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/screenshots/22.png
A  BSc_3rd_Year_Physics(Paper-4)_by_Sanjeeva_Rao,_Bhikshmaiah,_Ramakrishna_Reddy,_Ananta_Ramaiah/screenshots/33.png
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/Chapter01.ipynb
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/Chapter03.ipynb
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/Chapter04.ipynb
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/Chapter05.ipynb
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/screenshots/Ex3.4.png
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/screenshots/Ex4.4.png
A  Electric_Drives_Concepts_And_Applications_by_Vedam_Subrahmanyam/screenshots/Ex4.8.png
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter1.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter12.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter13.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter14.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter15.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter16.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter17.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter18.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter19.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter2.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter20.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter21.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter22.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter23.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter24.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter25.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter3.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter4.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter5.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter6.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter7.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter8.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/Chapter9.ipynb
A  Electronic_Communication_Systems_by_Roy_Blake/screenshots/Chapter12.png
A  Electronic_Communication_Systems_by_Roy_Blake/screenshots/Chapter13.png
A  Electronic_Communication_Systems_by_Roy_Blake/screenshots/chapter1.png
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER1.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER2.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER3.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER4.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER5.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER6.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER7.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./CHAPTER8.ipynb
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./screenshots/figure1.png
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./screenshots/figure2.png
A  Engineering_Mechanics:_Statics_&_Engineering_Mechanics:_Dynamics_by_Meriam,_J._L.,_&_Kraige,_L._G./screenshots/figure3.png
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_10_Moments_of_Inertia.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_11__Virtual_Work.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_12_Kinematics_o_KMlkVxo.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_13_Kinetics_of__QCPBknl.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_14_Kinetics_of__nM3MpcX.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_15_Kinetics_of__XnxZDvg.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_16_Planar_Kinem_iVoLBQW.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_17_Planar_Kinet_WgJywgt.ipynb
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A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_19_Planar_Kinet_mpYSt47.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_1_General_Principles.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_2_Force_Vectors.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_3_Equilibrium_o_hYESk4B.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_4_Force_System__zCBXq4n.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_5_Equilibrium_o_wA2OXD7.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_6_Structural_Analysis.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_7_Internal_Forces.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_8_Friction.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/Chapter_9_Center_of_Gra_jwxxiZg.ipynb
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/screenshots/plot1.png
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/screenshots/plot2.png
A  Engineering_Mechanics_(Statics,_Dynamics),_by_Hibler_and_Gupta/screenshots/plot3.png
A  Engineering_Mechanics_by_R.K_Bansal/chapter_1.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_11.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_12.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_13.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_14.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_15.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_16.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_17.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_18.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_2.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_20.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_3.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_4.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_5.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_6.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_7.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_8.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/chapter_9.ipynb
A  Engineering_Mechanics_by_R.K_Bansal/screenshots/bmd1.png
A  Engineering_Mechanics_by_R.K_Bansal/screenshots/sfd.png
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter10_ljUjU8j.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter11_5r7Matr.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter12.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter1_QhYeq33.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter2_GK3uH9r.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter3_18OmDFC.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter4_fMX8RWT.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter5_2AAnLS8.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter6_lGPDUWp.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter7_Ie2FcUI.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter8_vyeGLD8.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/Chapter9_4YOTRPU.ipynb
A  Introduction_to_Heat_Transfer_by_S._K._Som/screenshots/9.7_xRDyNJc.png
A  Introduction_to_Heat_Transfer_by_S._K._Som/screenshots/Ex10.7_G48Lnpj.png
A  Introduction_to_Heat_Transfer_by_S._K._Som/screenshots/Ex11.4_8WqJsrO.png
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_10_pO7WExy.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_2_FxNgKwZ.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_3_xv1zQ8m.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_4_HtsOENB.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_5_nuHXFeE.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_6_Ffb7zrN.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_7_GmkvL5A.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_8_BLulAvR.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_9_YALeeEe.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/BMD_dLcLPep.JPG
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/SFD_1.JPG
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/SFD_2.JPG
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter1.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter10.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter11.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter12.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter13.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter14.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter15.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter16.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter17.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter18.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter19.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter4.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter5.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter6.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter7.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter8.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/Chapter9.ipynb
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/screenshots/Chapter4.png
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/screenshots/Chapter5.png
A  The_Elements_of_Physical_Chemistry_by_S._Glasstone/screenshots/Chapter6.png
A  "sample_notebooks/Sushovan Jena/Chapter1.ipynb"

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+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Chapter03: Converters for Feeding Electric Motors"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_1:pg-273"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "81.2623533876 =Current in the load in A \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_1\n",
+    "import math\n",
+    "Rd=2;#Resistance in ohm\n",
+    "Eb=150;#Back emf in V\n",
+    "Vs=400;#Supply voltage in V\n",
+    "Alpha=0.52;#angle in radian\n",
+    "Vdia=((2*math.sqrt(2)*Vs*math.cos(Alpha))/math.pi);\n",
+    "Id=(Vdia-Eb)/Rd;\n",
+    "Irms=Id/math.sqrt(2);\n",
+    "print Id,\"=Current in the load in A \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_2:pg-273"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "88.1286627695 =The firing angle in degree \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_2\n",
+    "import math\n",
+    "Vs=400;#Supply voltage in V\n",
+    "Id=80.88;#Current in A\n",
+    "Rd=2;#Resistance in ohm\n",
+    "Eb=-150;#Back emf in V\n",
+    "Vdia=Id*Rd+Eb;\n",
+    "a=math.acos((Vdia*math.pi)/(2*math.sqrt(2)*Vs));\n",
+    "Alpha=(a*180)/math.pi;\n",
+    "print Alpha,\"=The firing angle in degree \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_3:pg-274"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "5.19163041855 =The overlap angle in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_3\n",
+    "import math\n",
+    "Id=80.88;#Current in A\n",
+    "Rd=2;#Resistance in ohm\n",
+    "Xc=0.628;#Reactance in ohm\n",
+    "Vs=400;#Supply voltage in V\n",
+    "Eb=150;#Back emf in V\n",
+    "Z=Id*(Rd+(Xc/math.pi));\n",
+    "a=math.acos((Z-Eb)/(0.9*Vs));\n",
+    "Alpha=(a*180)/math.pi;\n",
+    "c=math.cos(Alpha);\n",
+    "d=-c/11;\n",
+    "b=(Id*Xc*2)/(math.pi*Vs);\n",
+    "X=d-b;\n",
+    "e=math.acos(X);\n",
+    "f=(e*180)/math.pi;\n",
+    "u=f-Alpha;\n",
+    "print u,\"=The overlap angle in deg \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_4:pg-275"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "7.10947929815 =The average value of dc current in A \n",
+      "88.8684912269 =The average value of converter voltage in V \n",
+      "0.745818730364 =The overlap angle in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_4\n",
+    "import math\n",
+    "Vs=200.0;#Supply voltage in V\n",
+    "Rd=12.5;#Resistance in ohm\n",
+    "Xc=0.5;#Reactance in ohm\n",
+    "pf=0.5;#Powerfactor\n",
+    "Vdia=0.9*Vs*pf;\n",
+    "Id=Vdia/(Rd+(Xc/math.pi));\n",
+    "print Id,\"=The average value of dc current in A \"\n",
+    "Vd=Id*Rd;\n",
+    "print Vd,\"=The average value of converter voltage in V \"\n",
+    "Vc=Vdia-Vd;\n",
+    "X=pf-((Vc*2.0)/Vs);\n",
+    "c=math.acos(X);\n",
+    "d=(c*180.0)/math.pi;\n",
+    "u=d-60;\n",
+    "print u,\"=The overlap angle in deg \"\n",
+    "#Result vary due to error in calculation of overlap angle in the textbook\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_5:pg-276"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "56.5714285714 =The average value of load current in A \n",
+      "64.6230664748 =The overlap angle u in deg \n",
+      "35.1257218105 =The overlap angle u1 in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_5\n",
+    "import math\n",
+    "f=50.0;#Frequency in Hz\n",
+    "Rd=2.5;#Resistance in ohm\n",
+    "Lc=0.005;#Inductance in mH\n",
+    "Vs=220.0;#Supply voltage in V\n",
+    "pf=1;#Powerfactor\n",
+    "pf1=0.866;#Powerfactor\n",
+    "Xc=2*math.pi*f*Lc;\n",
+    "Z=Rd+((2*Xc)/math.pi);\n",
+    "Vdia=0.9*Vs*pf;\n",
+    "Id=Vdia/Z;\n",
+    "print Id,\"=The average value of load current in A \"\n",
+    "Vd=Id*Rd;\n",
+    "Vdc=Vdia-Vd;\n",
+    "a=(1-((Vdc*2)/Vdia));\n",
+    "b=math.acos(a);\n",
+    "u=(b*180.0)/math.pi;\n",
+    "print u,\"=The overlap angle u in deg \"\n",
+    "Vdia1=0.9*Vs*pf1;\n",
+    "Id1=Vdia1/Z;\n",
+    "Vd1=Id1*Rd;\n",
+    "Vdc1=Vdia1-Vd1;\n",
+    "V=pf1-((Vdc1*2)/Vs);\n",
+    "c=math.acos(V);\n",
+    "d=(c*180.0)/math.pi;\n",
+    "u1=d-30;\n",
+    "print u1,\"=The overlap angle u1 in deg \"\n",
+    "#Result vary due to error in calculation of overlap angle in the textbook\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_6:pg-277"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "3.57960292596 =The overlap angle in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_6\n",
+    "import math\n",
+    "Vs=220.0;#Supply voltage in V\n",
+    "f=50.0;#Frequency in Hz\n",
+    "Eb=-200.0;#Back emf in V\n",
+    "Rd=3.0;#Resistance in ohm\n",
+    "Vdc=200.0;# voltage in V\n",
+    "Xc=0.314;#Reactance in ohm\n",
+    "L=0.001;#Inductance in mH\n",
+    "pf=-0.5;#Powerfactor\n",
+    "Vdia=0.9*Vs*pf;\n",
+    "Id=(Vdia-Eb)/(Rd+((2*Xc)/math.pi));\n",
+    "Vd=Id*Rd+Eb;\n",
+    "a=-pf+((Vd*2)/Vdc);\n",
+    "b=math.acos(a);\n",
+    "c=(b*180.0)/math.pi;\n",
+    "u=c-120;\n",
+    "print u,\"=The overlap angle in deg \"\n",
+    "#Result vary due to error in calculation of overlap angle in the textbook\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_7:pg-278"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "8.86857843179 =the overlap angle in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_7\n",
+    "import math\n",
+    "Id=50.0;#Current in A\n",
+    "Vs=220.0;#Supply voltage in V\n",
+    "Vdio=257.4;# voltage in V\n",
+    "f=50.0;#Frequency in Hz\n",
+    "L=0.0015;#Inductance in mH\n",
+    "pf=0.866;#Powerfactor \n",
+    "Xc=2*math.pi*f*L;\n",
+    "Vdia=1.17*Vs*pf;\n",
+    "Vd=Vdia-((3*Id*Xc)/(2*math.pi));\n",
+    "Vc=Vdia-Vd;\n",
+    "a=pf-((Vc*2)/Vdio);\n",
+    "b=math.acos(a);\n",
+    "c=(b*180.0)/math.pi;\n",
+    "u=c-30;\n",
+    "print u,\"=the overlap angle in deg \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_8:pg-280"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "64.9 =load current in A \n",
+      "20.6382 =Average value of load current in A \n",
+      "35.7464109768 =Rms value of load current in A \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_8\n",
+    "import math\n",
+    "Rd=2.5;#Resistance in ohm\n",
+    "V=250;# voltage in V\n",
+    "f=50;#Frequency in Hz\n",
+    "Vs=150;#Supply voltage in V\n",
+    "pf=-0.5;#Powerfactor\n",
+    "Eb=-250;#Back emf in V\n",
+    "Xc=0.636;#Reactance in ohm\n",
+    "Vdia=1.17*Vs*pf;\n",
+    "Id=(Vdia-Eb)/Rd;\n",
+    "print Id,\"=load current in A \"\n",
+    "Ith=(Id*Xc)/2;\t\n",
+    "print Ith,\"=Average value of load current in A \"\n",
+    "Irms=math.sqrt(3)*Ith;\n",
+    "print Irms,\"=Rms value of load current in A \"\n",
+    "#Result vary due to error in calculation of current in the textbook\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_9:pg-280"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "26.8325105187 =The overlap angle in deg \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_9\n",
+    "import math\n",
+    "L=0.003;#Inductance in mH\n",
+    "Id=64.9;#Current in A\n",
+    "V=162.25;#voltage in V\n",
+    "Vs=150;#Supply voltage in V\n",
+    "f=50;#Frequency in Hz\n",
+    "Rd=2.5;#Resistance in ohm\n",
+    "Eb=-250;#Back emf in V\n",
+    "pf=-0.5;#Powerfactor\n",
+    "Xc=2*math.pi*f*L;\n",
+    "Vdia=(Id*(Rd+((3*Xc)/(2*math.pi))))+Eb;\n",
+    "a=Vdia/(1.17*Vs);\n",
+    "b=math.acos(a);\n",
+    "c=(b*180)/math.pi;\n",
+    "Alpha=-0.3338;#angle in radian\n",
+    "X=(3*Id*Xc)/(math.pi*Vs);\n",
+    "d=math.acos(Alpha-X);\n",
+    "e=(d*180)/math.pi;\n",
+    "u=e-c;\n",
+    "print u,\"=The overlap angle in deg \"\n",
+    "#Result vary due to error in calculation of overlap angle in the textbook\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_10:pg-280"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 13,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "139.752 =Average value of load voltage in V \n",
+      "9.3168 =Average value of load current in A \n",
+      "1302.0414336 =Power dissipation in W \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_10\n",
+    "import math\n",
+    "Vs=400;#Supply voltage in V\n",
+    "f=50;#Frequency in Hz\n",
+    "Rd=15;#Resistance in ohm\n",
+    "pf=0.2588;#Powerfactor\n",
+    "Vdia=1.35*Vs*pf;\n",
+    "print Vdia,\"=Average value of load voltage in V \"\n",
+    "Id=Vdia/Rd;\n",
+    "print Id,\"=Average value of load current in A \"\n",
+    "P=Vdia*Id;\t\n",
+    "print P,\"=Power dissipation in W \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_11:pg-281"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "0.24450211813 =The power factor \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_11\n",
+    "import math\n",
+    "Alpha=75;#angle in degree\n",
+    "a=math.cos(Alpha);\n",
+    "b=a/3.6;\n",
+    "pf=(3*b)/math.pi;\n",
+    "print pf,\"=The power factor \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_12:pg-281"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "20.7850558657 =The max current in A \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_12\n",
+    "import math\n",
+    "Vs=400;#Supply voltage in V\n",
+    "Id=9.317;#Current in A\n",
+    "pf=0.2588;#Powerfactor\n",
+    "Vth=math.sqrt(2)*Vs;\n",
+    "Ia=math.sqrt(2/3.0)*Id;\n",
+    "Ith=Ia/math.sqrt(2);\n",
+    "Imax=Ith/pf;\n",
+    "print Imax,\"=The max current in A \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_14:pg-282"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 18,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1.0 =Ripple factor \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_14\n",
+    "import math\n",
+    "t0=1.5;#Time in ms\n",
+    "t1=3;#Time in ms\n",
+    "Vs=200.0;#Supply voltage in V\n",
+    "gama=t0/t1;\n",
+    "Vl=gama*Vs;\n",
+    "Vrms=math.sqrt(gama)*Vs;\n",
+    "Rf=(math.sqrt(1-gama))/(math.sqrt(gama));\n",
+    "print Rf,\"=Ripple factor \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_14:pg-283"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 24,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1.0 =Ripple factor \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_14\n",
+    "import math\n",
+    "t0=1.5;#Time in ms\n",
+    "t1=3;#Time in ms\n",
+    "Vs=200.0;#Supply voltage in V\n",
+    "gama=t0/t1;\n",
+    "Vl=gama*Vs;\n",
+    "Vrms=math.sqrt(gama)*Vs;\n",
+    "Rf=(math.sqrt(1-gama))/(math.sqrt(gama));\n",
+    "print Rf,\"=Ripple factor \"\n"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Ex3_15:pg-284"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "23.032 =Maximum current in A \n",
+      "23.032 =Minimum current in A \n"
+     ]
+    }
+   ],
+   "source": [
+    "#Electric Drives:concepts and applications by V.subrahmanyam\n",
+    "#Publisher:Tata McGraw-Hill \n",
+    "#Edition:Second \n",
+    "#Ex3_15\n",
+    "import math\n",
+    "R=1.5;#Resistance in ohm\n",
+    "L=3;#Inductance in H\n",
+    "Ton=2;#Time in ms\n",
+    "T=6;#Time in ms\n",
+    "Vs=150.0;#Supply voltage in V\n",
+    "t=Ton/T;\n",
+    "tON=L/R;\n",
+    "Vavg=T*Vs;\n",
+    "Iavg=Vavg/R;\n",
+    "P=(Iavg)**2*R;\n",
+    "Io=23.032;\n",
+    "I=1-math.exp(-t);\n",
+    "I1=Io*math.exp(-t);\n",
+    "Imax=(Vs/R)*I+I1;\n",
+    "print Imax,\"=Maximum current in A \"\n",
+    "Imin=Imax*math.exp(-2*t);\n",
+    "print Imin,\"=Minimum current in A \"\n",
+    "\n"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 2",
+   "language": "python",
+   "name": "python2"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.11"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}