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 --- 1574/CH8/EX8.3/Result_of_Chapter_8_Ex8_3.JPG | Bin 0 -> 139159 bytes 1574/CH8/EX8.3/TL_Ex_8_3.sce | 27 +++++++++++++++++++++++++++ 2 files changed, 27 insertions(+) create mode 100755 1574/CH8/EX8.3/Result_of_Chapter_8_Ex8_3.JPG create mode 100755 1574/CH8/EX8.3/TL_Ex_8_3.sce (limited to '1574/CH8/EX8.3') diff --git a/1574/CH8/EX8.3/Result_of_Chapter_8_Ex8_3.JPG b/1574/CH8/EX8.3/Result_of_Chapter_8_Ex8_3.JPG new file mode 100755 index 000000000..86bddd978 Binary files /dev/null and b/1574/CH8/EX8.3/Result_of_Chapter_8_Ex8_3.JPG differ diff --git a/1574/CH8/EX8.3/TL_Ex_8_3.sce b/1574/CH8/EX8.3/TL_Ex_8_3.sce new file mode 100755 index 000000000..96148d604 --- /dev/null +++ b/1574/CH8/EX8.3/TL_Ex_8_3.sce @@ -0,0 +1,27 @@ + +clc +//Chapter8 +//Example8.3, page no 315 +//Given +f=1600 +w=1000 +Zoc=2460*exp(%i*-86.5*%pi/180)// Open circuited Line impedance +Zsc=21.5*exp(%i*14*%pi/180)// Short circuited Line impedance +Zo=sqrt(Zoc*Zsc)// Characteristic impedance +A=real(sqrt(Zsc/Zoc))// tan(a+ jBeta) = A + jB +B=imag(sqrt(Zsc/Zoc)) +l=1/4 +alpha=(1/(4*l))*log(((1+A^2+B)^2)/(((1-A)^2)+B^2)) //Attenuation Constant +Beta=(1/(2*l))*atan((2*B)/(1-A^2-B)) //phase constant + +//the tx-Line parameters +R=real(Zo*complex(alpha,Beta)) +L=imag(Zo*complex(alpha,Beta)) +G=real(complex(alpha,Beta)/Zo) +C=imag(complex(alpha,Beta)/Zo) +mprintf('The Characteristic impedance:Zo= ') ,disp(Zo) +mprintf('The value of Alpha= %f nepere/km\n',alpha) +mprintf('The value of Beta= %f \n',Beta) +mprintf('the tx-Line parameters are\nR= %f ohms\nL= %f mH\nG= %f umhos\nC= %f mF\n',R,L,G*1e6,C*1e3) + +// Note : There are some calculation errors in the solution presented in the book -- cgit