From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3802/CH2/EX2.1/Ex2_1.jpg | Bin 0 -> 24962 bytes 3802/CH2/EX2.1/Ex2_1.sce | 31 ++++++++++++++++++++++++++++++ 3802/CH2/EX2.10/Ex2_10.jpg | Bin 0 -> 9333 bytes 3802/CH2/EX2.10/Ex2_10.sce | 47 +++++++++++++++++++++++++++++++++++++++++++++ 3802/CH2/EX2.11/Ex2_11.jpg | Bin 0 -> 7972 bytes 3802/CH2/EX2.11/Ex2_11.sce | 22 +++++++++++++++++++++ 3802/CH2/EX2.12/Ex2_12.jpg | Bin 0 -> 7797 bytes 3802/CH2/EX2.12/Ex2_12.sce | 15 +++++++++++++++ 3802/CH2/EX2.13/Ex2_13.jpg | Bin 0 -> 7900 bytes 3802/CH2/EX2.13/Ex2_13.sce | 22 +++++++++++++++++++++ 3802/CH2/EX2.14/Ex2_14.jpg | Bin 0 -> 8224 bytes 3802/CH2/EX2.14/Ex2_14.sce | 15 +++++++++++++++ 3802/CH2/EX2.15/Ex2_15.jpg | Bin 0 -> 8012 bytes 3802/CH2/EX2.15/Ex2_15.sce | 34 ++++++++++++++++++++++++++++++++ 3802/CH2/EX2.16/Ex2_16.jpg | Bin 0 -> 9664 bytes 3802/CH2/EX2.16/Ex2_16.sce | 28 +++++++++++++++++++++++++++ 3802/CH2/EX2.2/Ex2_2.jpg | Bin 0 -> 8310 bytes 3802/CH2/EX2.2/Ex2_2.sce | 26 +++++++++++++++++++++++++ 3802/CH2/EX2.3/Ex2_3.jpg | Bin 0 -> 7849 bytes 3802/CH2/EX2.3/Ex2_3.sce | 28 +++++++++++++++++++++++++++ 3802/CH2/EX2.4/Ex2_4.jpg | Bin 0 -> 7967 bytes 3802/CH2/EX2.4/Ex2_4.sce | 27 ++++++++++++++++++++++++++ 3802/CH2/EX2.5/Ex2_5.jpg | Bin 0 -> 8185 bytes 3802/CH2/EX2.5/Ex2_5.sce | 26 +++++++++++++++++++++++++ 3802/CH2/EX2.6/Ex2_6.jpg | Bin 0 -> 8322 bytes 3802/CH2/EX2.6/Ex2_6.sce | 26 +++++++++++++++++++++++++ 3802/CH2/EX2.7/Ex2_7.jpg | Bin 0 -> 7793 bytes 3802/CH2/EX2.7/Ex2_7.sce | 23 ++++++++++++++++++++++ 3802/CH2/EX2.8/Ex2_8.jpg | Bin 0 -> 7914 bytes 3802/CH2/EX2.8/Ex2_8.sce | 24 +++++++++++++++++++++++ 3802/CH2/EX2.9/Ex2_9.jpg | Bin 0 -> 7498 bytes 3802/CH2/EX2.9/Ex2_9.sce | 32 ++++++++++++++++++++++++++++++ 32 files changed, 426 insertions(+) create mode 100644 3802/CH2/EX2.1/Ex2_1.jpg create mode 100644 3802/CH2/EX2.1/Ex2_1.sce create mode 100644 3802/CH2/EX2.10/Ex2_10.jpg create mode 100644 3802/CH2/EX2.10/Ex2_10.sce create mode 100644 3802/CH2/EX2.11/Ex2_11.jpg create mode 100644 3802/CH2/EX2.11/Ex2_11.sce create mode 100644 3802/CH2/EX2.12/Ex2_12.jpg create mode 100644 3802/CH2/EX2.12/Ex2_12.sce create mode 100644 3802/CH2/EX2.13/Ex2_13.jpg create mode 100644 3802/CH2/EX2.13/Ex2_13.sce create mode 100644 3802/CH2/EX2.14/Ex2_14.jpg create mode 100644 3802/CH2/EX2.14/Ex2_14.sce create mode 100644 3802/CH2/EX2.15/Ex2_15.jpg create mode 100644 3802/CH2/EX2.15/Ex2_15.sce create mode 100644 3802/CH2/EX2.16/Ex2_16.jpg create mode 100644 3802/CH2/EX2.16/Ex2_16.sce create mode 100644 3802/CH2/EX2.2/Ex2_2.jpg create mode 100644 3802/CH2/EX2.2/Ex2_2.sce create mode 100644 3802/CH2/EX2.3/Ex2_3.jpg create mode 100644 3802/CH2/EX2.3/Ex2_3.sce create mode 100644 3802/CH2/EX2.4/Ex2_4.jpg create mode 100644 3802/CH2/EX2.4/Ex2_4.sce create mode 100644 3802/CH2/EX2.5/Ex2_5.jpg create mode 100644 3802/CH2/EX2.5/Ex2_5.sce create mode 100644 3802/CH2/EX2.6/Ex2_6.jpg create mode 100644 3802/CH2/EX2.6/Ex2_6.sce create mode 100644 3802/CH2/EX2.7/Ex2_7.jpg create mode 100644 3802/CH2/EX2.7/Ex2_7.sce create mode 100644 3802/CH2/EX2.8/Ex2_8.jpg create mode 100644 3802/CH2/EX2.8/Ex2_8.sce create mode 100644 3802/CH2/EX2.9/Ex2_9.jpg create mode 100644 3802/CH2/EX2.9/Ex2_9.sce (limited to '3802/CH2') diff --git a/3802/CH2/EX2.1/Ex2_1.jpg b/3802/CH2/EX2.1/Ex2_1.jpg new file mode 100644 index 000000000..9bd81f516 Binary files /dev/null and b/3802/CH2/EX2.1/Ex2_1.jpg differ diff --git a/3802/CH2/EX2.1/Ex2_1.sce b/3802/CH2/EX2.1/Ex2_1.sce new file mode 100644 index 000000000..025ab9fb9 --- /dev/null +++ b/3802/CH2/EX2.1/Ex2_1.sce @@ -0,0 +1,31 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_1.sce. + +clc; +clear; +R1=3; //Resistance in ohm +R2=5; //Resistance in ohm +R3=4; //Resistance in ohm +R4=8; //Resistance in ohm + +I2=1/3; +I1=4*I2; +I3=I1-I2;; +V1=R1*I1; //Applying ohm's law(V=IR) +V2=R2*I1; +V3=R3*I2; +V4=R4*I3; +printf("\n The unknown voltages:") +printf("\n\t V1=%d V",V1) +printf("\n\t V2=%1.2f V",V2) +printf("\n\t V3=%1.2f V",V3) +printf("\n\t V4=%d V \n",V4) +printf("\n The unknown currents:") +printf("\n\t I1=%1.2f A",I1) +printf("\n\t I2=%1.2f A",I2) +printf("\n\t I3=%d A",I3) + diff --git a/3802/CH2/EX2.10/Ex2_10.jpg b/3802/CH2/EX2.10/Ex2_10.jpg new file mode 100644 index 000000000..56e4215c3 Binary files /dev/null and b/3802/CH2/EX2.10/Ex2_10.jpg differ diff --git a/3802/CH2/EX2.10/Ex2_10.sce b/3802/CH2/EX2.10/Ex2_10.sce new file mode 100644 index 000000000..82dcd5a6b --- /dev/null +++ b/3802/CH2/EX2.10/Ex2_10.sce @@ -0,0 +1,47 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_10.sce. + +clc; +clear; +R1=4; +R2=3; +R3=5; +R4=6; + +//CASE (a) +Vs1=80; +VA1=(Vs1/R3)/((1/R1)+(1/R2)+(1/R3)+(1/R4)); +I1dash=VA1/R1; //From ohm's law(V=IR) +I2dash=VA1/R2; +I3dash=(Vs1-VA1)/R3; +I4dash=VA1/R4; + +//CASE (b) +Vs2=90; +VA2=(Vs2/R2)/((1/R1)+(1/R2)+(1/R3)+(1/R4)); +I1doubledash=VA2/R1; +I2doubledash=(Vs2-VA2)/R2; +I3doubledash=VA2/R3; +I4doubledash=VA2/R4; + +//CASE (c) +Is=20; +VA3=Is/((1/R1)+(1/R2)+(1/R3)+(1/R4)); +I1tripledash=VA3/R1; +I2tripledash=VA3/R2; +I3tripledash=VA3/R3; +I4tripledash=VA3/R4; +I1=I1dash+I1doubledash+I1tripledash; +I2=-I2dash+I2doubledash-I2tripledash; +I3=I3dash-I3doubledash-I3tripledash; +I4=I4dash+I4doubledash+I4tripledash; +printf("\n Current in 4 ohm resitance=%2.1f A \n",I1) +printf("\n Current in 3 ohm resitance=%1.2f A \n",I2) +printf("\n Current in 5 ohm resitance=%d A \n",I3) +printf("\n Current in 6 ohm resitance=%2.1f A \n",I4) + +//The answer vary dueto roundoff error diff --git a/3802/CH2/EX2.11/Ex2_11.jpg b/3802/CH2/EX2.11/Ex2_11.jpg new file mode 100644 index 000000000..0f11ba69a Binary files /dev/null and b/3802/CH2/EX2.11/Ex2_11.jpg differ diff --git a/3802/CH2/EX2.11/Ex2_11.sce b/3802/CH2/EX2.11/Ex2_11.sce new file mode 100644 index 000000000..4521d5f11 --- /dev/null +++ b/3802/CH2/EX2.11/Ex2_11.sce @@ -0,0 +1,22 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_11.sce + +clc; +clear; +R1=30; //Resistance in ohm +R2=60; //Resistance in ohm +R3=60; //Resistance in ohm +R4=30; //Resistance in ohm +R5=10; //Resistance in ohm +R=50; //Resistance in ohm +I1=5/110; //Loop1 current in Ampere +I2=5/110; //Loop2 current in Ampere +Voc=(I2*R2)-(I1*R1); //Open circuit voltage in Volt +Isc=1/30; //Open circuit current in Ampere +Rs=Voc/Isc; //Series resistance in ohm +I=Voc/(Rs+R); +printf("\n Current through the 50 ohm resistor=%1.3f A \n",I) diff --git a/3802/CH2/EX2.12/Ex2_12.jpg b/3802/CH2/EX2.12/Ex2_12.jpg new file mode 100644 index 000000000..c2ee3a356 Binary files /dev/null and b/3802/CH2/EX2.12/Ex2_12.jpg differ diff --git a/3802/CH2/EX2.12/Ex2_12.sce b/3802/CH2/EX2.12/Ex2_12.sce new file mode 100644 index 000000000..fa5868bd0 --- /dev/null +++ b/3802/CH2/EX2.12/Ex2_12.sce @@ -0,0 +1,15 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_12.sce + +clc; +clear; +R=50; //Resistance in ohm +Is=1/30; //Source current in Ampere +Rs=40.92; //Parallel resistance in ohm +Gs=1/Rs; //Parallel conductance in mho +I=(Is*Rs)/(Rs+R); +printf("\n Current through the 50 ohm resistor=%1.3f A \n",I) diff --git a/3802/CH2/EX2.13/Ex2_13.jpg b/3802/CH2/EX2.13/Ex2_13.jpg new file mode 100644 index 000000000..9e48412bd Binary files /dev/null and b/3802/CH2/EX2.13/Ex2_13.jpg differ diff --git a/3802/CH2/EX2.13/Ex2_13.sce b/3802/CH2/EX2.13/Ex2_13.sce new file mode 100644 index 000000000..14f16e2a1 --- /dev/null +++ b/3802/CH2/EX2.13/Ex2_13.sce @@ -0,0 +1,22 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_13.sce. + +clc; +clear; +R1=4; //Resistance in ohm +R2=4; //Resistance in ohm +R3=8; //Resistance in ohm +R4=10; //Resistance in ohm +R5=3; //Resistance in ohm +R6=8; //Resistance in ohm +R7=2; //Resistance in ohm +R12=1/((1/R1)+(1/R2)); //R1 and R2 are in parallel +R34=1/((1/R4)+(1/(R3+R12))); //R12 and R3 are in parallel with R4 +R56=1/((1/R6)+(1/(R5+R34))); //R34 and R5 are in parallel with R6 +Rab=R7+R56; //R56 and R7 are in series +RL=Rab; +printf("\n Load resitance to the 10 volt source=%d ohm \n",RL ) diff --git a/3802/CH2/EX2.14/Ex2_14.jpg b/3802/CH2/EX2.14/Ex2_14.jpg new file mode 100644 index 000000000..ebd1ab7ae Binary files /dev/null and b/3802/CH2/EX2.14/Ex2_14.jpg differ diff --git a/3802/CH2/EX2.14/Ex2_14.sce b/3802/CH2/EX2.14/Ex2_14.sce new file mode 100644 index 000000000..296418118 --- /dev/null +++ b/3802/CH2/EX2.14/Ex2_14.sce @@ -0,0 +1,15 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_14.sce + +clc; +clear; +I=5/31; //Circuit current in ampere +Vs=5; //Source voltage in volt +R1=3; //Resistance in ohm +R2=4; //Resistance in ohm +driving_point_resistance=Vs/I; +printf("\n The driving point resistance of the voltage source=%d ohm \n",driving_point_resistance) diff --git a/3802/CH2/EX2.15/Ex2_15.jpg b/3802/CH2/EX2.15/Ex2_15.jpg new file mode 100644 index 000000000..1a4d3fe17 Binary files /dev/null and b/3802/CH2/EX2.15/Ex2_15.jpg differ diff --git a/3802/CH2/EX2.15/Ex2_15.sce b/3802/CH2/EX2.15/Ex2_15.sce new file mode 100644 index 000000000..81190c5be --- /dev/null +++ b/3802/CH2/EX2.15/Ex2_15.sce @@ -0,0 +1,34 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_15.sce. + +clc; +clear; +R_aB=5; +R_AB=6; +R_BC=6; +R_CD=5; +R_AE=25; +R_ED=10; +R_DA=5; +R_EC=50; + +//For triangle AED +R_OA=(R_AE*R_DA)/(R_AE+R_ED+R_DA); +R_OD=(R_ED*R_DA)/(R_AE+R_ED+R_DA); +R_OE=(R_AE*R_ED)/(R_AE+R_ED+R_DA); + +//For triangle OCD +R_OC=R_OE+R_EC; +R_OdashO=(R_OC*R_OD)/(R_OC+R_OD+R_CD); +R_OdashD=(R_CD*R_OD)/(R_OC+R_OD+R_CD); +R_OdashC=(R_OC*R_CD)/(R_OC+R_OD+R_CD); + +R_OB=R_OA+R_AB; +R_BOdash=((R_OB+R_OdashO)*(R_BC+(R_OdashC)))/(R_OB+R_OdashO+R_BC+R_OdashC); +Rab=(R_aB+(R_BOdash)+(R_OdashD)); +printf("\n The driving point resistance=%2.1f ohms \n",Rab) + diff --git a/3802/CH2/EX2.16/Ex2_16.jpg b/3802/CH2/EX2.16/Ex2_16.jpg new file mode 100644 index 000000000..861fd5915 Binary files /dev/null and b/3802/CH2/EX2.16/Ex2_16.jpg differ diff --git a/3802/CH2/EX2.16/Ex2_16.sce b/3802/CH2/EX2.16/Ex2_16.sce new file mode 100644 index 000000000..1e9a45132 --- /dev/null +++ b/3802/CH2/EX2.16/Ex2_16.sce @@ -0,0 +1,28 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_16.sce. + +clc; +clear; +R1=10; +I1=2.5; +V2=60; +R2=30; +I2=V2/R2; //Ohm's law +Gs=(1/R1)+(1/R2); +Rs=1/Gs; +Isc=I1+I2; +Voc=Isc*Rs; + +//case (a) +printf("\n (a)") +R=Rs; +printf("\n The value of R which absorbs maximum power from the circuit=%1.1f ohm \n",R) + +//case (b) +printf("\n (b)") +Pm=Voc^2/(4*Rs); +printf("\n The amount of power=%2.0f W \n",Pm) diff --git a/3802/CH2/EX2.2/Ex2_2.jpg b/3802/CH2/EX2.2/Ex2_2.jpg new file mode 100644 index 000000000..e0f8aea3d Binary files /dev/null and b/3802/CH2/EX2.2/Ex2_2.jpg differ diff --git a/3802/CH2/EX2.2/Ex2_2.sce b/3802/CH2/EX2.2/Ex2_2.sce new file mode 100644 index 000000000..4f667e302 --- /dev/null +++ b/3802/CH2/EX2.2/Ex2_2.sce @@ -0,0 +1,26 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_2.sce. + +clc; +clear; +a1=2;b1=1;c1=5;d1=1; //these are the coefficient values of I1,I2,I3 and source obtained from loop ABDA in the given circuit +a2=4;b2=-5;c2=-3;d2=0; //these are the coefficient values of I1,I2,I3 and source obtained from loop ABCA in the given circuit +a3=4;b3=1;c3=-9;d3=0; //these are the coefficient values of I1,I2,I3 and source obtained from loop BCDB in the given circuit + +del=det([a1 b1 c1;a2 b2 c2;a3 b3 c3]); +del1=det([d1 b1 c1;d2 b2 c2;d3 b3 c3]); +del2=det([a1 d1 c1;a2 d2 c2;a3 d3 c3]); +del3=det([a1 b1 d1;a2 b2 d2;a3 b3 d3]); + +I1=del1/del; //Using Cramer's rule +I2=del2/del; //Using Cramer's rule +I3=del3/del; //Using Cramer's rule + +printf("\n The current values are,") +printf("\n\t I1=%1.1f A",I1) +printf("\n\t I2=%1.1f A",I2) +printf("\n\t I3=%1.1f A",I3) diff --git a/3802/CH2/EX2.3/Ex2_3.jpg b/3802/CH2/EX2.3/Ex2_3.jpg new file mode 100644 index 000000000..edc1ef3a5 Binary files /dev/null and b/3802/CH2/EX2.3/Ex2_3.jpg differ diff --git a/3802/CH2/EX2.3/Ex2_3.sce b/3802/CH2/EX2.3/Ex2_3.sce new file mode 100644 index 000000000..284c87346 --- /dev/null +++ b/3802/CH2/EX2.3/Ex2_3.sce @@ -0,0 +1,28 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_3.sce. + +clc; +clear; +//case1 +//voltage source series with the resistance converted into current source parallel to the conductance +printf("\n (a)") +Rs1=5; +Vs1=100; +Is1=Vs1/Rs1; +Gs1=1/Rs1; +printf("\n Is1=%d A \n",Is1) +printf("\n Gs1=%1.2f mho \n",Gs1) + +//case2 +//current source parallel to the conductance converted into voltage source series with the resistance +printf("\n (b)") +Gs2=10e-3; +Is2=500e-3; +Vs2=Is2/Gs2; +Rs2=1/Gs2; +printf("\n Vs2=%d V \n",Vs2) +printf("\n Rs2=%d ohm \n",Rs2) diff --git a/3802/CH2/EX2.4/Ex2_4.jpg b/3802/CH2/EX2.4/Ex2_4.jpg new file mode 100644 index 000000000..5a973ace1 Binary files /dev/null and b/3802/CH2/EX2.4/Ex2_4.jpg differ diff --git a/3802/CH2/EX2.4/Ex2_4.sce b/3802/CH2/EX2.4/Ex2_4.sce new file mode 100644 index 000000000..967a5c8c9 --- /dev/null +++ b/3802/CH2/EX2.4/Ex2_4.sce @@ -0,0 +1,27 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_4.sce. + +clc; +clear; +R5=60; +a1=9;b1=-5;c1=0;d1=80; //these are the coefficient values of VA,VB,VC and the source obtained from node A in the given circuit +a2=-1;b2=7;c2=-2;d2=24; //these are the coefficient values of VA,VB,VC and the source obtained from node B in the given circuit +a3=0;b3=-3;c3=4;d3=36; //these are the coefficient values of VA,VB,VC and the source obtained from node C in the given circuit + +del=det([a1 b1 c1;a2 b2 c2;a3 b3 c3]); +del1=det([d1 b1 c1;d2 b2 c2;d3 b3 c3]); +del2=det([a1 d1 c1;a2 d2 c2;a3 d3 c3]); +del3=det([a1 b1 d1;a2 b2 d2;a3 b3 d3]); + +VA=del1/del; //Using Cramer's rule +VB=del2/del; //Using Cramer's rule +VC=del3/del; //Using Cramer's rule +Vba=VA-VB; +I5=VC/R5; // from Ohm's law +printf("\n Vba=%1.3f V \n",Vba) +//Answer vary dueto round off error +printf("\n Current through the 60 ohm resistor=%1.3f A \n",I5) diff --git a/3802/CH2/EX2.5/Ex2_5.jpg b/3802/CH2/EX2.5/Ex2_5.jpg new file mode 100644 index 000000000..106d92d63 Binary files /dev/null and b/3802/CH2/EX2.5/Ex2_5.jpg differ diff --git a/3802/CH2/EX2.5/Ex2_5.sce b/3802/CH2/EX2.5/Ex2_5.sce new file mode 100644 index 000000000..922fb075a --- /dev/null +++ b/3802/CH2/EX2.5/Ex2_5.sce @@ -0,0 +1,26 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_5.sce. + +clc; +clear; +R1=10; +R2=30; +R3=15; +R4=45; + +a1=3;b1=-1;c1=-9; //these are the coefficient values of VA,VB and the source obtained from node A in the given circuit +a2=-3;b2=4;c2=-27; //these are the coefficient values of VA,VB and the source obtained from node B in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +del2=det([a1 c1;a2 c2]); + +VA=del1/del; //Using Cramer's rule +VB=del2/del; //Using Cramer's rule +Vba=VA-VB; +I2=VA/R2; // from Ohm's law +printf("\n Vba=%d V \n",Vba) +printf("\n Current through the 30 ohm resistor=%1.4f A \n",I2) diff --git a/3802/CH2/EX2.6/Ex2_6.jpg b/3802/CH2/EX2.6/Ex2_6.jpg new file mode 100644 index 000000000..0b822e835 Binary files /dev/null and b/3802/CH2/EX2.6/Ex2_6.jpg differ diff --git a/3802/CH2/EX2.6/Ex2_6.sce b/3802/CH2/EX2.6/Ex2_6.sce new file mode 100644 index 000000000..366e65898 --- /dev/null +++ b/3802/CH2/EX2.6/Ex2_6.sce @@ -0,0 +1,26 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_6.sce. + +clc; +clear; +R1=15; +R2=20; +R3=10; +R4=5; + +a1=35;b1=-20;c1=2; //these are the coefficient values of I1,I2 and source obtained from loop ABDA in the given circuit +a2=-20;b2=35;c2=0.5; //these are the coefficient values of I1,I2 and source obtained from loop BCDB in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +del2=det([a1 c1;a2 c2]); + +I1=del1/del; //Using Cramer's rule +I2=del2/del; //Using Cramer's rule +I20=I1-I2; +Vcb=R3*I2; +printf("\n Current through the 20 ohm resistor=%1.4f A \n",I20) +printf("\n Voltage across the node B and C=%1.3f V \n",Vcb) diff --git a/3802/CH2/EX2.7/Ex2_7.jpg b/3802/CH2/EX2.7/Ex2_7.jpg new file mode 100644 index 000000000..e8486d930 Binary files /dev/null and b/3802/CH2/EX2.7/Ex2_7.jpg differ diff --git a/3802/CH2/EX2.7/Ex2_7.sce b/3802/CH2/EX2.7/Ex2_7.sce new file mode 100644 index 000000000..2cadcd643 --- /dev/null +++ b/3802/CH2/EX2.7/Ex2_7.sce @@ -0,0 +1,23 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_7.sce. + +clc; +clear; +R1=5; //Resistance in ohm +R2=2; //Resistance in ohm +R3=3; //Resistance in ohm + +a1=7;b1=-5;c1=50; //these are the coefficient values of VA,VB and the source obtained from node A in the given circuit +a2=3;b2=5;c2=0; //these are the coefficient values of VA,VB and the source obtained from node B in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +del2=det([a1 c1;a2 c2]); + +VA=del1/del; //Using Cramer's rule +VB=del2/del; //Using Cramer's rule +Vba=VA-VB; +printf("\n Voltage across the 2 ohm resistor=%d V \n",Vba) diff --git a/3802/CH2/EX2.8/Ex2_8.jpg b/3802/CH2/EX2.8/Ex2_8.jpg new file mode 100644 index 000000000..4394411b3 Binary files /dev/null and b/3802/CH2/EX2.8/Ex2_8.jpg differ diff --git a/3802/CH2/EX2.8/Ex2_8.sce b/3802/CH2/EX2.8/Ex2_8.sce new file mode 100644 index 000000000..3e8178a3d --- /dev/null +++ b/3802/CH2/EX2.8/Ex2_8.sce @@ -0,0 +1,24 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_8.sce. + +clc; +clear; +R1=3; +R2=4; +R3=2; +R4=1; + +a1=7;b1=-4;c1=2; //these are the coefficient values of I1,I2 and source obtained from the first loop in the given circuit +a2=-10;b2=7;c2=3; //these are the coefficient values of I1,I2 and source obtained from the second loop in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +del2=det([a1 c1;a2 c2]); + +I1=del1/del; //Using Cramer's rule +I2=del2/del; //Using Cramer's rule +I=I2-I1; +printf("\n Current through the 4 ohm resistor=%1.2f A(upward) \n",I) diff --git a/3802/CH2/EX2.9/Ex2_9.jpg b/3802/CH2/EX2.9/Ex2_9.jpg new file mode 100644 index 000000000..82bec2369 Binary files /dev/null and b/3802/CH2/EX2.9/Ex2_9.jpg differ diff --git a/3802/CH2/EX2.9/Ex2_9.sce b/3802/CH2/EX2.9/Ex2_9.sce new file mode 100644 index 000000000..c14e97c9c --- /dev/null +++ b/3802/CH2/EX2.9/Ex2_9.sce @@ -0,0 +1,32 @@ +//Book Name:Fundamentals of Electrical Engineering +//Author:Rajendra Prasad +//Publisher: PHI Learning Private Limited +//Edition:Third ,2014 + +//Ex2_9.sce. + +clc; +clear; +R1=3; +R2=4; +R3=2; +R4=1; + +//case (a) +a1=13;b1=-6;c1=20; //these are the coefficient values of VA,VB and source obtained from the node A in the given circuit +a2=-5;b2=3;c2=-20; //these are the coefficient values of VA,VB and source obtained from the node B in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +VA1=del1/del; +Idash=-VA1/R2; + +//case (b) +Vs=3; +a1=13;b1=-6;c1=9; //these are the coefficient values of VA,VB and source obtained from the node A in the given circuit +a2=-5;b2=3;c2=0; //these are the coefficient values of VA,VB and source obtained from the node B in the given circuit +del=det([a1 b1;a2 b2]); +del1=det([c1 b1;c2 b2]); +VA2=del1/del; +I_doubledash=(Vs-VA2)/R2; +I=Idash+I_doubledash; +printf("\n Current through the 4 ohm resistor=%1.2f A \n",I) -- cgit