Control Systems The characteristic equation of a control system is given below: The system is stable unstable critical stable marginally stable stable unstable critical stable marginally stable ANSWER DOWNLOAD EXAMIANS APP
Control Systems What is the open loop DC gain of a unity feedback control system having closed loop transfer function as 13/4 4/9 9/4 4/13 13/4 4/9 9/4 4/13 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 0.693. 1.386. 2.000. 0.500. 0.693. 1.386. 2.000. 0.500. ANSWER DOWNLOAD EXAMIANS APP
Control Systems In polar plots if the critical point '-1+j0' is enclosed then the system is -------- stable marginally stable critical stable unstable stable marginally stable critical stable unstable ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system is stable for (where GM = Gain Margin and PM = Phase Margin): PM - ve. GM and PM both -ve. GM and PM both +ve. GM -ve. PM - ve. GM and PM both -ve. GM and PM both +ve. GM -ve. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback control system is G(s) = 1/((s(s+0.1s)(s+1)). The value of damping factor for which the resonant peek is equal to 1.4 is 0.707 0.953 0.386 0.263 0.707 0.953 0.386 0.263 ANSWER DOWNLOAD EXAMIANS APP