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 32.16 rad/s 30.63 rad/s 31.41 rad/s 29.74 ra/s 32.16 rad/s 30.63 rad/s 31.41 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 final value? 1/4 1 0 3/5 1/4 1 0 3/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is given by G(s) = k/s(s+1). If the gain k is increased to infinity, then damping ratio will tend to become zero unity 0.707 infinite zero unity 0.707 infinite ANSWER DOWNLOAD EXAMIANS APP
Control Systems If two blocks having gains A and B respectively are in parallel connection, find the resultant gain using block diagram reduction technique? A/B A+B 2(A+B) A*B A/B A+B 2(A+B) A*B ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is -10 logξ 10 logξ -20 log2ξ 20 log2ξ -10 logξ 10 logξ -20 log2ξ 20 log2ξ 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? 30° 60° 20° 3° 30° 60° 20° 3° ANSWER DOWNLOAD EXAMIANS APP
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