Control Systems Given a unity feedback system with G(s) = k/s(s+4), the value of k for damping ratio of 0.5 is 64 1 16 4 64 1 16 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 3/9 1/4 3/5 0 3/9 1/4 3/5 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order system has peak over shoot = 50% and period of oscillations 0.2 seconds. Find the resonant frequency? 29.74 ra/s 32.16 rad/s 30.63 rad/s 31.41 rad/s 29.74 ra/s 32.16 rad/s 30.63 rad/s 31.41 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type number of the control system with G(s) = k(s+2)/(s(s²+2s+3) is 2 1 0 3 2 1 0 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin is positive but phase margin is negative ANSWER DOWNLOAD EXAMIANS APP
Control Systems A proportional plus integral controller has high sensitivity increases the stability of the system it increases rise time both 2 and 3 has high sensitivity increases the stability of the system it increases rise time both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
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