Control Systems The open loop transfer function of non unity negative feedback system is , then the number of root locus branches equal to 2. 1. 3. 0. 2. 1. 3. 0. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 2 rad/s 0.25 and 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Weighting function is in terms of ----------------- Laplace transform of the ramp response Laplace transform of the parabolic response Laplace transform of the impulse response Laplace transform of the step response Laplace transform of the ramp response Laplace transform of the parabolic response Laplace transform of the impulse response Laplace transform of the step response ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has an open loop transfer function G(s) = k/(s(s² + 7s + 12) The gain k for which s = -1 + j1 will lie on the root locus of the system is 4 6.5 10 5 4 6.5 10 5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The phase margin of a system having the loop transfer function G(s)H(s) = 2√3/s(s+1) is 45° 80° 30° 60° 45° 80° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? 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 Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin and phase margins are positive ANSWER DOWNLOAD EXAMIANS APP
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