From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001 From: priyanka Date: Wed, 24 Jun 2015 15:03:17 +0530 Subject: initial commit / add all books --- 2078/CH4/EX4.13/Example4_13.sce | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100755 2078/CH4/EX4.13/Example4_13.sce (limited to '2078/CH4/EX4.13/Example4_13.sce') diff --git a/2078/CH4/EX4.13/Example4_13.sce b/2078/CH4/EX4.13/Example4_13.sce new file mode 100755 index 000000000..def868d03 --- /dev/null +++ b/2078/CH4/EX4.13/Example4_13.sce @@ -0,0 +1,37 @@ +//Exa 4.13 +clc; +clear; +close; +format('v',5) +//Given data : +r=5/2;//mm +rdash=2.176*r*10^-3;//m +daa_dash=sqrt(6^2+16^2);//m +dbb_dash=6;//m +dcc_dash=daa_dash;//m +dab=8;//m +dab_dash=sqrt(6^2+8^2);//m +dbc=8;//m +dbc_dash=sqrt(6^2+8^2);//m +dca=16;//m +dca_dash=6;//m +Dsa=sqrt(rdash*daa_dash);//m +Dsb=sqrt(rdash*dbb_dash);//m +Dsc=sqrt(rdash*dcc_dash);//m +Ds=(Dsa*Dsb*Dsc)^(1/3);//m +disp(Ds,"GMD(m) : "); +Dab=(dab*dab_dash)^(1/2);//m +Dbc=(dbc*dbc_dash)^(1/2);//m +Dca=(dca*dca_dash)^(1/2);//m +Dm=(Dab*Dbc*Dca)^(1/3);//m +disp(Dm,"Deq or Dm(m) : "); +L=0.2*log(Dm/Ds);//mH/km +L=L*10^-3*100;//H(for 100 km line) +disp(L,"Inductance of 100 km line(H)"); +///Alternate method is given below +d1=dab;//m +d2=dca_dash;//m +L=0.2*log(2^(1/6))*sqrt(d1/rdash)*((d1^2+d2^2)/(4*d1^2+d2^2))^(1/6);//mH +L=L*10^-3*100;//H(for 100 km line) +disp(L,"Using Alternate method, Inductance of 100 km line(H)"); + -- cgit