Control Systems Differentiation of parabolic response is a -------------- response? ramp impulse step parabolic ramp impulse step parabolic ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin and phase margins are positive Gain margin is negative but phase margin is positive ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is s/(s+1) s/(s+1)2 (s+1)2/s 1/s(s+1)2 s/(s+1) s/(s+1)2 (s+1)2/s 1/s(s+1)2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Number of sign changes in the entries in 1st column of Routh array denotes the no. of zeroes of system in RHP. open loop poles in RHP. roots of characteristic polynomial in RHP. open loop zeroes in RHP. zeroes of system in RHP. open loop poles in RHP. roots of characteristic polynomial in RHP. open loop zeroes in RHP. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/5 4/5 3/4 3/7 3/5 4/5 3/4 3/7 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 0 1/4 3/5 1 0 1/4 3/5 ANSWER DOWNLOAD EXAMIANS APP
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