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/EX8.1/Result_of_Chapter_8_Ex8_1.JPG | Bin 0 -> 143864 bytes 1574/CH8/EX8.1/TL_Ex_8_1.sce | 22 +++++++++++++ .../EX8.15.1/Result_of_Chapter_8_Ex8_15_Pg348.JPG | Bin 0 -> 131730 bytes 1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce | 21 +++++++++++++ .../EX8.15/Result_of_Chapter_8_Ex8_15_Pg334.JPG | Bin 0 -> 129332 bytes 1574/CH8/EX8.15/TL_Ex_8_15_Pg_334.sce | 16 ++++++++++ 1574/CH8/EX8.16/Result_of_Chapter_8_Ex8_16.JPG | Bin 0 -> 129655 bytes 1574/CH8/EX8.16/TL_Ex_8_16.sce | 15 +++++++++ 1574/CH8/EX8.17/Result_of_Chapter_8_Ex8_17.JPG | Bin 0 -> 129868 bytes 1574/CH8/EX8.17/TL_Ex_8_17.sce | 10 ++++++ 1574/CH8/EX8.18/Result_of_Chapter_8_Ex8_18.JPG | Bin 0 -> 130452 bytes 1574/CH8/EX8.18/TL_Ex_8_18.sce | 11 +++++++ 1574/CH8/EX8.19/Result_of_Chapter_8_Ex8_19.JPG | Bin 0 -> 140208 bytes 1574/CH8/EX8.19/TL_Ex_8_19.sce | 35 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1574/CH8/EX8.4/TL_Ex_8_4.sce create mode 100755 1574/CH8/EX8.5/Result_of_Chapter_8_Ex8_5.JPG create mode 100755 1574/CH8/EX8.5/TL_Ex_8_5.sce create mode 100755 1574/CH8/EX8.6/Result_of_Chapter_8_Ex8_6.JPG create mode 100755 1574/CH8/EX8.6/TL_Ex_8_6.sce (limited to '1574/CH8') diff --git a/1574/CH8/EX8.1/Result_of_Chapter_8_Ex8_1.JPG b/1574/CH8/EX8.1/Result_of_Chapter_8_Ex8_1.JPG new file mode 100755 index 000000000..4d455f4eb Binary files /dev/null and b/1574/CH8/EX8.1/Result_of_Chapter_8_Ex8_1.JPG differ diff --git a/1574/CH8/EX8.1/TL_Ex_8_1.sce b/1574/CH8/EX8.1/TL_Ex_8_1.sce new file mode 100755 index 000000000..44cffaa54 --- /dev/null +++ b/1574/CH8/EX8.1/TL_Ex_8_1.sce @@ -0,0 +1,22 @@ +clc +//Chapter8 +//Example8.1, page no 313 +//Given +//a +L=1.2*10^-3//distributed inductance +C=0.05*10^-6//distributed capacitance +Zo=sqrt(L/C)//Characteristic Impedance +mprintf('The characteristic Impedance is Zo= %f ohm',Zo) +Wo=1// Assumedfor ease of calculation +G=%i*sqrt(L*C)*Wo +mprintf('\nPropagation constant is Gama= j%3.2ew',G*-%i) +//b +//i +lambda=0.4e3//wavelength=Line length +c=3e8 +f=c/lambda +//ii +L=L'*0.4 +C=C'*0.4 +v=1/(sqrt(L*C)) +mprintf('\n The freq at which the line length is equal to wavelength is: %d KHz\n The velocity of propagation is: %f km/sec',f*1e-3,v*1e-3) diff --git a/1574/CH8/EX8.15.1/Result_of_Chapter_8_Ex8_15_Pg348.JPG b/1574/CH8/EX8.15.1/Result_of_Chapter_8_Ex8_15_Pg348.JPG new file mode 100755 index 000000000..cfcebf7a1 Binary files /dev/null and b/1574/CH8/EX8.15.1/Result_of_Chapter_8_Ex8_15_Pg348.JPG differ diff --git a/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce b/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce new file mode 100755 index 000000000..931a10ba4 --- /dev/null +++ b/1574/CH8/EX8.15.1/TL_Ex_8_15_Pg_348.sce @@ -0,0 +1,21 @@ +clc +//Chapter8 +//Example8.15, page no 348 +//Given +l=100// Tx-line length +ZR=200//Terminal resistance +Zo=600//Characteristic impedance +a=0.01//attenuation constant +Beta=0.03//phase constant +d=0//reflection coeff at load is Zero +Gamma=a+%i*Beta//propagation constant +Kd=((ZR-Zo)/(ZR+Zo))*%e^(-2*Gamma*d)//reflection coeff at point D d km from load +[Kdr,Kdi]=polar(Kd) +d1=100// distance +Ks=((ZR-Zo)/(ZR+Zo))*%e^(-2*Gamma*d1)//reflection coeff at the sending end +[Ksr,Ksi]=polar(Ks) +Zin=Zo*(((ZR*cosh(Gamma*l))+(Zo*sinh(Gamma*l)))/((Zo*cosh(Gamma*l))+(ZR*sinh(Gamma*l))))//Input impedance +[Zinr,Zini]=polar(Zin) +mprintf('The input impedance is %f /_%fdeg\nReflection Coeff is %f /_%fdeg',Zinr,Zini*180/%pi,Ksr,Ksi*180/%pi) + +// Note : There are some calculation errors in the solution presented in the book diff --git a/1574/CH8/EX8.15/Result_of_Chapter_8_Ex8_15_Pg334.JPG b/1574/CH8/EX8.15/Result_of_Chapter_8_Ex8_15_Pg334.JPG new file mode 100755 index 000000000..348e40123 Binary files /dev/null and b/1574/CH8/EX8.15/Result_of_Chapter_8_Ex8_15_Pg334.JPG differ diff --git a/1574/CH8/EX8.15/TL_Ex_8_15_Pg_334.sce b/1574/CH8/EX8.15/TL_Ex_8_15_Pg_334.sce new file mode 100755 index 000000000..73a8d8183 --- /dev/null +++ b/1574/CH8/EX8.15/TL_Ex_8_15_Pg_334.sce @@ -0,0 +1,16 @@ +clc +//Chapter8 +//Example8.15, page no 334 +//GivenR=0.01 +x=10//line length +Zo=100// characteristic impedance +a=0.1// attenuation constant +Beta=0.05// phase constant +Is=20e-3// source current +Gamma=a+ %i*Beta// propagation constant + +I=Is/cosh(Gamma*x)// received current + +[I_r,I_i]=polar(I) + +mprintf('The current received is= %f mA at phase%f',1000*I_r,I_i*180/%pi) diff --git a/1574/CH8/EX8.16/Result_of_Chapter_8_Ex8_16.JPG b/1574/CH8/EX8.16/Result_of_Chapter_8_Ex8_16.JPG new file mode 100755 index 000000000..20ef6ea55 Binary files /dev/null and b/1574/CH8/EX8.16/Result_of_Chapter_8_Ex8_16.JPG differ diff --git a/1574/CH8/EX8.16/TL_Ex_8_16.sce b/1574/CH8/EX8.16/TL_Ex_8_16.sce new file mode 100755 index 000000000..2cc050683 --- /dev/null +++ b/1574/CH8/EX8.16/TL_Ex_8_16.sce @@ -0,0 +1,15 @@ +clc +//Chapter8 +//Example8.16, page no 349 +//Given +L=1e-3//inductance +R=40// Resistance +C=0.1e-6// capacitance +G=1e-6//conductance +w=5000// angular freq +Zo=sqrt(complex(R,(w*L))/complex(G,(w*C)))//Characteristic impedance +//Zr=sqrt(sqrt(R^2+(w*L)^2)/sqrt(G^2+(w*C)^2)) +[ZoR,ZoI]=polar(Zo) +mprintf('The characteristic impedance is %f /_%fdeg',ZoR,ZoI*180/%pi) + +// Note : There are some calculation errors in the solution presented in the book diff --git a/1574/CH8/EX8.17/Result_of_Chapter_8_Ex8_17.JPG b/1574/CH8/EX8.17/Result_of_Chapter_8_Ex8_17.JPG new file mode 100755 index 000000000..f18a3f1c2 Binary files /dev/null and b/1574/CH8/EX8.17/Result_of_Chapter_8_Ex8_17.JPG differ diff --git a/1574/CH8/EX8.17/TL_Ex_8_17.sce b/1574/CH8/EX8.17/TL_Ex_8_17.sce new file mode 100755 index 000000000..4fb4f2424 --- /dev/null +++ b/1574/CH8/EX8.17/TL_Ex_8_17.sce @@ -0,0 +1,10 @@ +clc +//Chapter8 +//Example8.17, page no 349 +//Given +l=0.5//half line distance +Vs=10//Excitation voltage +Gamma=0.7+%i*0.3//propagation constant +[Vr,Vi]=polar(Vs*(%e^(-Gamma*l)))//vtg at mid point +mprintf('The voltage at the mid point of the line is %f /_%f ',Vr,Vi*180/%pi) + diff --git a/1574/CH8/EX8.18/Result_of_Chapter_8_Ex8_18.JPG b/1574/CH8/EX8.18/Result_of_Chapter_8_Ex8_18.JPG new file mode 100755 index 000000000..b89773b9d Binary files /dev/null and b/1574/CH8/EX8.18/Result_of_Chapter_8_Ex8_18.JPG differ diff --git a/1574/CH8/EX8.18/TL_Ex_8_18.sce b/1574/CH8/EX8.18/TL_Ex_8_18.sce new file mode 100755 index 000000000..d5ff30bab --- /dev/null +++ b/1574/CH8/EX8.18/TL_Ex_8_18.sce @@ -0,0 +1,11 @@ +clc +//Chapter8 +//Example8.18, page no350 +//Given +Zo=50// characteristic impedance +P=500e-3//Supplied power +S=1.4//VSWR on the line +Emax=sqrt(Zo*S*P)//Max vtg + +Emin=sqrt(Zo*P/S)// Min vtg +mprintf('The max voltage on line is %f V\n The min voltage on line is %f V',Emax,Emin) diff --git a/1574/CH8/EX8.19/Result_of_Chapter_8_Ex8_19.JPG b/1574/CH8/EX8.19/Result_of_Chapter_8_Ex8_19.JPG new file mode 100755 index 000000000..61371b7d9 Binary files /dev/null and b/1574/CH8/EX8.19/Result_of_Chapter_8_Ex8_19.JPG differ diff --git a/1574/CH8/EX8.19/TL_Ex_8_19.sce b/1574/CH8/EX8.19/TL_Ex_8_19.sce new file mode 100755 index 000000000..d9911bd9d --- /dev/null +++ b/1574/CH8/EX8.19/TL_Ex_8_19.sce @@ -0,0 +1,35 @@ +clc +//Chapter8 +//Example8.19, page no 350 +//Given +Zo=100// Characteristic Impedance +P=100e-3//Load power +Zr=140//Load Resistance +f=100e3// Operating freq +//a +K=(Zr-Zo)/(Zo+Zr)//Vtg Reflection coeff + +//b +S=(1+K)/(1-K)//VSWR + +//c+d +Emax=sqrt(Zr*P)//Max line vltg +Imin=Emax/Zr//Min line current + +Emin=Emax/S// Min line vltg +Imax=S*Imin//Max line current + +//e +R=14000/40 + +Zr=(Zo^2)/R// +mprintf('\nThe voltage reflection coeff is %f\nThe VSWR is %f\n\n\nThe Max and min voltage and crresponding crrent is\n Emax= %fV Imin= %fmA\n Emin= %fV Imax= %fmA\n\n The Termination resistance should be %f ohm',K,S,Emax,Imin*1e3,Emin,Imax*1e3,Zr) + + + + + + + + + diff --git a/1574/CH8/EX8.2/Result_of_Chapter_8_Ex8_2.JPG b/1574/CH8/EX8.2/Result_of_Chapter_8_Ex8_2.JPG new file mode 100755 index 000000000..b444d29dc Binary files /dev/null and b/1574/CH8/EX8.2/Result_of_Chapter_8_Ex8_2.JPG differ diff --git a/1574/CH8/EX8.2/TL_Ex_8_2.sce b/1574/CH8/EX8.2/TL_Ex_8_2.sce new file mode 100755 index 000000000..e8a08a17e --- /dev/null +++ b/1574/CH8/EX8.2/TL_Ex_8_2.sce @@ -0,0 +1,18 @@ +clc +//Chapter8 +//Example8.2, page no 314 +//Given +v=3e8// velocty of light +f=1.2e6// Operating Freq +lambda=v/f +//disp(lambda) +l=100// length of the Tx-Line +phi=2*(%pi*l)/(lambda)// Phase shift in degrees +Zo=500// Characteristic impedance +//a Open circuited Line + +Zin=-%i*Zo*(cos(phi)/sin(phi)) + +//b Short circuited Line +Z1in=%i*Zo*tan(phi) +mprintf('The phase shift is: %d degrees\n Open Circuited line impedance: -j%f ohms\n Short Circuited line impedance -j%f ohms',phi*180/%pi,-Zin*%i,Z1in*%i) diff --git a/1574/CH8/EX8.20/Result_of_Chapter_8_Ex8_20.JPG b/1574/CH8/EX8.20/Result_of_Chapter_8_Ex8_20.JPG new file mode 100755 index 000000000..094f36596 Binary files /dev/null and b/1574/CH8/EX8.20/Result_of_Chapter_8_Ex8_20.JPG differ diff --git a/1574/CH8/EX8.20/TL_Ex_8_20.sce b/1574/CH8/EX8.20/TL_Ex_8_20.sce new file mode 100755 index 000000000..87e65e878 --- /dev/null +++ b/1574/CH8/EX8.20/TL_Ex_8_20.sce @@ -0,0 +1,20 @@ +clc +//Chapter8 +//Example8.20, page no 352 +//Given +V=0.5//receiving vtg +Vs=2//Source vtg +al=-log(V/Vs)//attenuation + +al2=al*1.5 +V=Vs*%e^-al2//receiving voltage +mprintf('the receiving voltage will be %f V',V) + + + + + + + + + diff --git a/1574/CH8/EX8.22/Result_of_Chapter_8_Ex8_22.JPG b/1574/CH8/EX8.22/Result_of_Chapter_8_Ex8_22.JPG new file mode 100755 index 000000000..c47c880df Binary files /dev/null and b/1574/CH8/EX8.22/Result_of_Chapter_8_Ex8_22.JPG differ diff --git a/1574/CH8/EX8.22/TL_Ex_8_22.sce b/1574/CH8/EX8.22/TL_Ex_8_22.sce new file mode 100755 index 000000000..2f644506f --- /dev/null +++ b/1574/CH8/EX8.22/TL_Ex_8_22.sce @@ -0,0 +1,20 @@ +clc +//Chapter8 +//Example8.22, page no352 +//Given +Zin=25+%i*15// Internal Impedance +Zr=70-%i*42//load +f=3e6//operating freq +v=3e8//light velocity +L=v/(4*f)//length of the line + +Zo=sqrt(Zin*Zr)//Characteristic Impedance +mprintf('The lrngth should be %d metres\nThe Characteristic Impedance should be %f ohms',L,Zo) + + + + + + + + diff --git a/1574/CH8/EX8.23/Result_of_Chapter_8_Ex8_23.JPG b/1574/CH8/EX8.23/Result_of_Chapter_8_Ex8_23.JPG new file mode 100755 index 000000000..1b2211687 Binary files /dev/null and b/1574/CH8/EX8.23/Result_of_Chapter_8_Ex8_23.JPG differ diff --git a/1574/CH8/EX8.23/TL_Ex_8_23.sce b/1574/CH8/EX8.23/TL_Ex_8_23.sce new file mode 100755 index 000000000..48083c1ec --- /dev/null +++ b/1574/CH8/EX8.23/TL_Ex_8_23.sce @@ -0,0 +1,24 @@ +clc +//Chapter8 +//Example8.23, page no353 +//Given +//a +L=1e-3// inductance +C=61.25e-9//capacitance +Ld=44e-3//coil inductance +d=2//distance intervals after which coils are added +Lt=(L*2)+(Ld*2)//total inductance +Ct=C*2//total capacitance +fc=(%pi*sqrt(Lt*Ct))^-1//cut off freq + +//b +I=100e-3//milliameter range +R=1//milliameter resistance +Zo=100//characteristic impedance +Zin=(Zo^2)/R//input impedance + +Er=I*R// +Es=Er*sqrt(Zin/Zo) +mprintf('The cut-off freq is %f KHz \n the voltage being measured is %d V',fc*1e-3,Es) + + diff --git a/1574/CH8/EX8.24/Result_of_Chapter_8_Ex8_24.JPG b/1574/CH8/EX8.24/Result_of_Chapter_8_Ex8_24.JPG new file mode 100755 index 000000000..65c63df15 Binary files /dev/null and b/1574/CH8/EX8.24/Result_of_Chapter_8_Ex8_24.JPG differ diff --git a/1574/CH8/EX8.24/TL_Ex_8_24.sce b/1574/CH8/EX8.24/TL_Ex_8_24.sce new file mode 100755 index 000000000..7369e9267 --- /dev/null +++ b/1574/CH8/EX8.24/TL_Ex_8_24.sce @@ -0,0 +1,13 @@ +clc +//Chapter8 +//Example8.24, page no 354 +//Given +f=20e6//tuned freq +ZR=100//Equivalent aerial Resistance +Zin=500//input impedance +c=3e8 +lambda=c/f +l=lambda/4//lambda/4 Transformer + +Zo=sqrt(Zin*ZR)//Characteristic impedance +mprintf('the Length of the transformer(stub) is %f metres\n The characteristic impedance of this transformer is %d ohms',l,round(Zo)) diff --git a/1574/CH8/EX8.25/Result_of_Chapter_8_Ex8_25.JPG b/1574/CH8/EX8.25/Result_of_Chapter_8_Ex8_25.JPG new file mode 100755 index 000000000..8cec62304 Binary files /dev/null and b/1574/CH8/EX8.25/Result_of_Chapter_8_Ex8_25.JPG differ diff --git a/1574/CH8/EX8.25/TL_Ex_8_25.sce b/1574/CH8/EX8.25/TL_Ex_8_25.sce new file mode 100755 index 000000000..e26a3100d --- /dev/null +++ b/1574/CH8/EX8.25/TL_Ex_8_25.sce @@ -0,0 +1,17 @@ +clc +//Chapter8 +//Example8.25, page no 354 +//Given +lambda=5//wavelength +Zo=200//Characteristic impedance +Zo1=100//Zo' +ZL=50+(%i*50)// load impedance +l1=0.4*lambda +l2=0.2*lambda +Beta=(2*%pi/lambda)// phase difference +Z2=Zo1*(((ZL*cos(Beta*l2))+(%i*Zo1*sin(Beta*l2)))/((Zo1*cos(Beta*l2))+(%i*ZL*sin(Beta*l2))))//I/p Impedance offered by I2toI1 +Z1=Zo*(((Z2*cos(Beta*l1))+(%i*Zo*sin(Beta*l1)))/((Zo*cos(Beta*l1))+(%i*Z2*sin(Beta*l1))))//I/p impedance +mprintf('The sending end (Source end)impedance (Zl)is: '),disp(Z1) + + + 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 diff --git a/1574/CH8/EX8.4/Result_of_Chapter_8_Ex8_4.JPG b/1574/CH8/EX8.4/Result_of_Chapter_8_Ex8_4.JPG new file mode 100755 index 000000000..df8873a62 Binary files /dev/null and b/1574/CH8/EX8.4/Result_of_Chapter_8_Ex8_4.JPG differ diff --git a/1574/CH8/EX8.4/TL_Ex_8_4.sce b/1574/CH8/EX8.4/TL_Ex_8_4.sce new file mode 100755 index 000000000..c2c702932 --- /dev/null +++ b/1574/CH8/EX8.4/TL_Ex_8_4.sce @@ -0,0 +1,18 @@ +clc +//Chapter8 +//Example8.4, page no 316 +//Given +d=0.7// distance between two insertions +Ld_m= (80e-3)*(10/7)//Loading coil inductance +//disp(Ld_m) +Rd_m=100/7//Loading coil resistance +//disp(Rd_m) +R=20+Rd_m//Line resistance +L=Ld_m// Line inductance +C=0.05e-6// Line Capacitance +alfa=0.5*R*sqrt(C/L)//Attenuation Constant +// +fc=(%pi*d*sqrt(L*C))^-1//cut off freq +mprintf('The atenuation constant is %f nepers/mile\nThe Cut-off Freq is %d KHz',alfa,fc*1e-3) + +// Note : There are some calculation errors in the solution presented in the book diff --git a/1574/CH8/EX8.5/Result_of_Chapter_8_Ex8_5.JPG b/1574/CH8/EX8.5/Result_of_Chapter_8_Ex8_5.JPG new file mode 100755 index 000000000..a01b7620c Binary files /dev/null and b/1574/CH8/EX8.5/Result_of_Chapter_8_Ex8_5.JPG differ diff --git a/1574/CH8/EX8.5/TL_Ex_8_5.sce b/1574/CH8/EX8.5/TL_Ex_8_5.sce new file mode 100755 index 000000000..5f66a438f --- /dev/null +++ b/1574/CH8/EX8.5/TL_Ex_8_5.sce @@ -0,0 +1,16 @@ +clc +//Chapter8 +//Example8.5, page no 317 +//Given +a=0.7//attenuation constant +b=0.3//phase constant +Gamma=a+(%i*b)//propagation constant +l=0.5// half length of line( for midpoint) +Vs=10// Excitation voltage +V_mod=Vs*(%e^(-a*l))//Magnitude of the Vs + +phi=b*l*180/%pi//phase shift +V=V_mod*(%e^(-%i*(phi*%pi/180)))//voltage at the mid point +mprintf('the voltage at the mid point of the line is \n%f /_-%fdegrees Volts',V,phi) + +// Note : There are some calculation errors in the solution presented in the book diff --git a/1574/CH8/EX8.6/Result_of_Chapter_8_Ex8_6.JPG b/1574/CH8/EX8.6/Result_of_Chapter_8_Ex8_6.JPG new file mode 100755 index 000000000..46c88e244 Binary files /dev/null and b/1574/CH8/EX8.6/Result_of_Chapter_8_Ex8_6.JPG differ diff --git a/1574/CH8/EX8.6/TL_Ex_8_6.sce b/1574/CH8/EX8.6/TL_Ex_8_6.sce new file mode 100755 index 000000000..47133d9fc --- /dev/null +++ b/1574/CH8/EX8.6/TL_Ex_8_6.sce @@ -0,0 +1,27 @@ +clc +//Chapter8 +//Example8.6, page no 317 +//GivenR=0.01 +R=0.01,l=1e3 +L=1e-6 +G=1e-6 +C=0.001e-6 +f=1.59e3// operating freq +w=2*%pi*f// angular freq +//a +Zo=sqrt((R+(%i*w*L))*0.35/(G+(%i*w*C)))//characteristic impedance +[Z0r,Z0i]=polar(Zo) +//b + +Beta=sqrt(0.5*(sqrt((((R^2)+(round(w^2)*(L^2)))*(round(G^2)+(round(w^2)*(C^2)))))-(round(R*G)-((w^2)*L*C))))//Phase constant + +v=w/Beta//phase velocity + +//c +Alpha=sqrt(0.5*(sqrt((((R^2)+((w^2)*(L^2)))*((G^2)+((w^2)*(C^2)))))+((R*G)-((w^2)*L*C))))//attenuation constant +Vs=1//Assumed for easeof calculation +A=(Vs-(Vs*exp(-Alpha*l)))*100 +mprintf('The characteristic impedance Zo= %f /_%f \n',Z0r,Z0i*180/%pi) +mprintf('The Phase velocity is: v= %3.2e m/sec\n Percent decrease in the voltage is %f%c',v,A,'%') + +// Note : There are some calculation errors in the solution presented in the book -- cgit