Control Systems Find the conditions for the system to be stable? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which system is also known as automatic control system? Open loop control system Either 1 or 2 Closed loop control system Nether 1 nor 2 Open loop control system Either 1 or 2 Closed loop control system Nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which one of the following is the steady state error for a step input applied to a unity feedback system with the open loop transfer function G(s) = 10/(s²+14s+50)? 0.83 0 infinite 1 0.83 0 infinite 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems In signal flow graph output node is node having only------------ outgoing branches None of these both 1 and 2 incoming branches outgoing branches None of these both 1 and 2 incoming branches ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feed back system has forward transfer function The range of k for the system to be stable is 0 < k < 39. 0 < k < 3900. 0 < k < 390. None of these 0 < k < 39. 0 < k < 3900. 0 < k < 390. None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is the correct expression for the transfer function of an electrical RC phase lag compensating network? RC/(1+RCS) 1/(1+RCS) C/(1+RCS) RCS/(1+RCS) RC/(1+RCS) 1/(1+RCS) C/(1+RCS) RCS/(1+RCS) ANSWER DOWNLOAD EXAMIANS APP