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 30.63 rad/s 31.41 rad/s 32.16 rad/s 29.74 ra/s 30.63 rad/s 31.41 rad/s 32.16 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 3/9 1/4 3/5 0 3/9 1/4 3/5 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the example of actuator? All Electric motor Pneumatic motor Hydraulic motor All Electric motor Pneumatic motor Hydraulic motor ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the system gain is doubled the gain margin becomes? Remains unaffected 1/2 times None of these 2 times Remains unaffected 1/2 times None of these 2 times ANSWER DOWNLOAD EXAMIANS APP
Control Systems When compared to a 1st order LPF, a 2nd order LPF has higher voltage gain. lower voltage gain. higher cut off frequency. faster drop in filter response. higher voltage gain. lower voltage gain. higher cut off frequency. faster drop in filter response. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Force balancing equation of a mass element is (where, x = displacement) any of the above M d2x/dt2 M dx/dt M *x any of the above M d2x/dt2 M dx/dt M *x ANSWER DOWNLOAD EXAMIANS APP
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