Control Systems The DC gain of a system represented by the transfer function 12 / {( s + 2 )( s + 3 )} is 1. 10. 5. 2. 1. 10. 5. 2. 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 -ve. GM and PM both +ve. PM - ve. GM and PM both -ve. GM -ve. GM and PM both +ve. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the example of actuator? Electric motor Pneumatic motor All Hydraulic motor Electric motor Pneumatic motor All Hydraulic motor 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 zero 0.707 unity infinite zero 0.707 unity ANSWER DOWNLOAD EXAMIANS APP
Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is 1/s(s+1)2 s/(s+1) s/(s+1)2 (s+1)2/s 1/s(s+1)2 s/(s+1) s/(s+1)2 (s+1)2/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems Transfer function of zero order hold response is (1 / s) × e-st. (s) × (1 - est). (1 / s) × (1 - est). (1 / s) × (1 - e-st). (1 / s) × e-st. (s) × (1 - est). (1 / s) × (1 - est). (1 / s) × (1 - e-st). ANSWER DOWNLOAD EXAMIANS APP