Control Systems If the transfer function of a phase lead compensator is (s+a)/(s+b) and that of a lag compensator is (s+p)/(s+q), then which one of the following sets of conditions must be satisfied? a > b, p < q a < b, p < q a > b, p > q a < b, p >q a > b, p < q a < b, p < q a > b, p > q a < b, p >q ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If the gain k is increased to infinity, then damping ratio will tend to become 0.707 unity zero infinite 0.707 unity zero infinite ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feed back system has forward transfer function The range of k for the system to be stable is 0 < k < 39. 0 < k < 390. 0 < k < 3900. None of these 0 < k < 39. 0 < k < 390. 0 < k < 3900. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in series connection, find the resultant gain using block diagram reduction technique? A+B A/B A*B A-B A+B A/B A*B A-B ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative ANSWER DOWNLOAD EXAMIANS APP
Control Systems To achieve the optimum transient response, the indicating instruments are so designed as to provide damping which is slightly less than the critical value. be critically damped. be undamped. provide damping which is slightly more than the critical value. provide damping which is slightly less than the critical value. be critically damped. be undamped. provide damping which is slightly more than the critical value. ANSWER DOWNLOAD EXAMIANS APP
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