Control Systems Find the conditions for the system to be stable? 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 Gain margin and phase margins are negative Gain margin and phase margins are positive ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system having characteristic equation is used to be an oscillator. What is the value of k? 1 3 2 4 1 3 2 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the magnitude of G(jω)H(jω) at phase crossover frequency is 0.5. Find the gain margin of the given system? 0.5 4 1 2 0.5 4 1 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. open loop zeroes in RHP. zeroes of system in RHP. roots of characteristic polynomial in RHP. open loop poles in RHP. open loop zeroes in RHP. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A property of phase lead compensation is that the 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. gain margin is reduced. bandwidth of closed loop system is reduced. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the bandwidth of the system, when rise time of the system is give as 1msec? 1 kHz 500 Hz 750 Hz 350 Hz 1 kHz 500 Hz 750 Hz 350 Hz ANSWER DOWNLOAD EXAMIANS APP
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