Q. 75 The loop gain GH of a closed loop system is given by the following expression
The value of K for which the system just becomes unstable is
(A) K = 6
(B) K = 8
(C) K = 48
(D) K = 96
Answer:(C)
Explanation:
Q. 76 The asymptotic Bode plot of the transfer function K/[1 + (s/a)] is given in
figure. The error in phase angle and dB gain at a frequency of w = 0.5a are
respectively 
Answer:(C)
Explanation:
