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diff --git a/1691/CH5/EX5.11/exmp5_11.sce b/1691/CH5/EX5.11/exmp5_11.sce
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+//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) =")