Control Systems Error at corner frequency ωcf of first order control system is ------- ±3 db ±4 db ±2 db ±1 db ±3 db ±4 db ±2 db ±1 db ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2,-2 -2+j,-2-j -2,-1 -2,2 -2,-2 -2+j,-2-j -2,-1 -2,2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Advantages of open loop control system is/are All of these reliable. simple and economical. accurate. All of these reliable. simple and economical. accurate. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A property of phase lead compensation is that the overshoot is increased. gain margin is reduced. bandwidth of closed loop system is reduced. rise time of closed loop system is reduced. overshoot is increased. gain margin is reduced. bandwidth of closed loop system is reduced. rise time of closed loop system is reduced. 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? 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 32.16 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ? 0.707 0.087 0.07 0.87 0.707 0.087 0.07 0.87 ANSWER DOWNLOAD EXAMIANS APP
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