Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the bandwidth of the system is very large, the system response is faster independent of bandwidth None of these slower faster independent of bandwidth None of these slower ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the type of the system given by 2. 3. 4. 1. 2. 3. 4. 1. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit impulse response of second order system is 1/6 * e-0.8t sin(0.6t). THen the natural frequency is 2 rad/s 1 rad/s 0.8 rad/s 0.6 rad/s 2 rad/s 1 rad/s 0.8 rad/s 0.6 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given below: The system is stable unstable marginally stable critical stable stable unstable marginally stable critical stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Error at corner frequency ωcf of first order control system is ------- ±3 db ±1 db ±4 db ±2 db ±3 db ±1 db ±4 db ±2 db ANSWER DOWNLOAD EXAMIANS APP
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