Control Systems The characteristic equation has the following roots for over damped stable system? -2±j4 -2,-4 -2,-2 -2,2 -2±j4 -2,-4 -2,-2 -2,2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the control system depends on the system parameters alone. initial conditions of input and output. nature of the output. nature of the input. the system parameters alone. initial conditions of input and output. nature of the output. nature of the input. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The unit step response of the system is 1 - e-t(1+t). Which is the system? stable unstable oscillatory critically stable stable unstable oscillatory critically stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider the following statements for phase lead compensation: nether 1 nor 2 both 1 and 2 Phase lead compensation shifts the gain crossover frequency to the right The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. nether 1 nor 2 both 1 and 2 Phase lead compensation shifts the gain crossover frequency to the right The maximum phase lag occurs at the arithmetic mean of the two corner frequencies. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? All of these Low sensitivity to parameter variations Reduction in gain at the expense of better stability Rejection of disturbance signals All of these Low sensitivity to parameter variations Reduction in gain at the expense of better stability Rejection of disturbance signals ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin and phase margins are negative Gain margin is positive but phase margin is negative Gain margin is negative but phase margin is positive ANSWER DOWNLOAD EXAMIANS APP
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