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 --- 1691/CH5/EX5.11/exmp5_11.sce | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100755 1691/CH5/EX5.11/exmp5_11.sce (limited to '1691/CH5/EX5.11') diff --git a/1691/CH5/EX5.11/exmp5_11.sce b/1691/CH5/EX5.11/exmp5_11.sce new file mode 100755 index 000000000..39f5ba7e3 --- /dev/null +++ b/1691/CH5/EX5.11/exmp5_11.sce @@ -0,0 +1,25 @@ +//Example 5.11 +clc +disp("(i) R_L = r_d || R_p") +disp("R_p = Tank circuit impedance at resonance = L / CR") +disp("f_r = 1 / 2*pi*sqrt(L*C)") +c=(1/(4*%pi^2*200*1.59^2*10^6))*10^12 +format(3) +disp(c,"Therefore, C(in pF) = 1 / 4*pi^2*f_r^2*L =") +disp("Q = omega_r*L / R = 2*pi*f_r*L / R") +r=(2*%pi*200*1.59)/50 +disp(r,"Therefore, R(in ohm) = 2*pi*f_r*L / Q =") +rf=((200*10^-6)/(50*40*10^-12))*10^-3 +format(4) +disp(rf,"R_F(in k-ohm) = L / C*R =") +rl=(500*100)/600 +format(6) +disp(rl,"R_L(in k-ohm) = r_d*R_p / r_d+R_p =") +av=5*83.33 +format(7) +disp(av,"A_v = -g_m*R_L = at resonance frequency omega_r") +disp("(ii) At f = f_r+10 kHz = 1.6 MHz") +disp("|A_v / A_v(at resonance)| = 1 / sqrt(1+(f/f_r)^2)") +ava=416.67/sqrt(1+((1.6/1.59)^2)) +format(6) +disp(ava,"Therefore, |A_v| = |A_v(at resonance| / sqrt(1+(f/f_r)^2) =") -- cgit