Control Systems The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to (0.5)e-2tu(t). 2e-tu(t). e-tu(t). e-2tu(t). (0.5)e-2tu(t). 2e-tu(t). e-tu(t). e-2tu(t). ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 3° 60° 30° 20° 3° 60° 30° 20° ANSWER DOWNLOAD EXAMIANS APP
Control Systems In polar plots if the critical point '-1+j0' is enclosed then the system is -------- stable unstable critical stable marginally stable stable unstable critical stable marginally stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider a point S = -3 + j4 in the s-plane. Then for a system with the open loop transfer function ? S is on root locus S is not on root locus None of these either 1 or 2 S is on root locus S is not on root locus None of these either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the bandwidth of the system, when rise time of the system is give as 1msec? 1 kHz 350 Hz 500 Hz 750 Hz 1 kHz 350 Hz 500 Hz 750 Hz ANSWER DOWNLOAD EXAMIANS APP
Control Systems The phase of lead compensator of the system G ( s ) = ( s + a ) / ( s + b ) is at its maximum at: √( ab ). √( a / b). a / b. ab. √( ab ). √( a / b). a / b. ab. ANSWER DOWNLOAD EXAMIANS APP
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