Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin is positive but phase margin is negative ANSWER DOWNLOAD EXAMIANS APP
Control Systems The steady state error due to ramp input for a type two system is equal to infinite. constant. non zero number. zero. infinite. constant. non zero number. zero. ANSWER DOWNLOAD EXAMIANS APP
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 poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/7 4/5 3/5 3/4 3/7 4/5 3/5 3/4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function for unity feedback system is given by 5(1+0.1s) / (s(1+5s)(1+20s)) Find the steady state error for a step input of magnitude 10 is equal to infinite. 2. 5. zero. infinite. 2. 5. zero. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the response y(t) of a casual LTI system described by H(s) = (s+1)/(s²+2s+2) for a given input x(t) = e-t u(t)? e-t cott*u(t) e-t sint*u(t) e-t cost*u(t) e-t tant*u(t) e-t cott*u(t) e-t sint*u(t) e-t cost*u(t) e-t tant*u(t) ANSWER DOWNLOAD EXAMIANS APP
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