Control Systems A property of phase lead compensation is that the gain margin is reduced. bandwidth of closed loop system is reduced. overshoot is increased. rise time of closed loop system is reduced. gain margin is reduced. bandwidth of closed loop system is reduced. overshoot is increased. rise time of closed loop system is reduced. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its open loop transfer function is (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² (2s+2)/(s+1)² (2s+1)/s² (2s+2)/s² (2s+1)/(s+1)² (2s+2)/(s+1)² ANSWER DOWNLOAD EXAMIANS APP
Control Systems The magnitude of a transfer function G(jω)H(jω) at gain cross over frequency is infinity any of the above 1 0 infinity any of the above 1 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The optimum values of damping ratio is -------------- 0.3 to 5 0.9 to 1.1 0 to 2 0.3 to 0.7 0.3 to 5 0.9 to 1.1 0 to 2 0.3 to 0.7 ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a unity feedback control system open loop transfer function then position error constant is 40. 20. infinity. 0. 40. 20. infinity. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin and phase margins are positive ANSWER DOWNLOAD EXAMIANS APP
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