Control Systems Find the conditions for the system to be stable? 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 Gain margin and phase margins are positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative ANSWER DOWNLOAD EXAMIANS APP
Control Systems The compensator would provide a maximum phase shift of 30o. 45o. 20o. 60o. 30o. 45o. 20o. 60o. 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? 32.16 rad/s 29.74 ra/s 30.63 rad/s 31.41 rad/s 32.16 rad/s 29.74 ra/s 30.63 rad/s 31.41 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? Reduction in gain at the expense of better stability Low sensitivity to parameter variations Rejection of disturbance signals All of these Reduction in gain at the expense of better stability Low sensitivity to parameter variations Rejection of disturbance signals All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be c(t)u(t) c(t).u(t-1) c(t-1).u(t-1) c(t-1).u(t) c(t)u(t) c(t).u(t-1) c(t-1).u(t-1) c(t-1).u(t) ANSWER DOWNLOAD EXAMIANS APP
Control Systems In the cauer-2 form of LC network---------is series element and --------is shunt element respectively? L and C C and L L and L C and C L and C C and L L and L C and C ANSWER DOWNLOAD EXAMIANS APP
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