Control Systems The output of the system has an effect upon the input quantity, then the system is a closed loop control system. None of these either 1 or 2. open loop control system. closed loop control system. None of these either 1 or 2. open loop control system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The maximum phase lag occurs at the ------------------- of the two corner frequencies? geometric mean either 1 or 2 None of these arithmetic mean geometric mean either 1 or 2 None of these arithmetic mean ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are positive Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are negative Gain margin and phase margins are positive Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are negative 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 gain k is increased to infinity, then damping ratio will tend to become infinite unity 0.707 zero infinite unity 0.707 zero ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of non unity negative feedback system is , then the number of root locus branches equal to 0. 3. 1. 2. 0. 3. 1. 2. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system has an impulse response e2t for t > 0 . If initial condition are 0 and input is e3t, the output for t > 0 is e3t - e2t. e5t. e2t - e3t. e2t + e3t. e3t - e2t. e5t. e2t - e3t. e2t + e3t. ANSWER DOWNLOAD EXAMIANS APP