Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e3t - e2t. e2t + e3t. e5t. e2t - e3t. e3t - e2t. e2t + e3t. e5t. e2t - e3t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? 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 Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are (1,0) (-1,0) (2,0) (-2,0) (1,0) (-1,0) (2,0) (-2,0) ANSWER DOWNLOAD EXAMIANS APP
Control Systems An open loop control system, represented by the transfer function G ( s ) = ( s - 1 ) / ( s + 2 )( s + 3 ), is stable and of the minimum phase type. stable and of the non-minimum phase type. unstable and of the non minimum phase type . unstable and of the minimum phase type. stable and of the minimum phase type. stable and of the non-minimum phase type. unstable and of the non minimum phase type . unstable and of the minimum phase type. 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 31.41 rad/s 30.63 rad/s 32.16 rad/s 29.74 ra/s 31.41 rad/s 30.63 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step response of the system is 1 - e-t(1+t). Which is the system? critically stable unstable stable oscillatory critically stable unstable stable oscillatory ANSWER DOWNLOAD EXAMIANS APP
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