Control Systems The transfer function of a plant is T(s) = 5/(s+5)(s² + 5 + 1). The second order approximation of T(s) using dominant pole concept is 1/(s² + 5 + 1) 1/(s+1)(s+5) 5/(s² + 5 + 1) 5/(s+1)(s+5) 1/(s² + 5 + 1) 1/(s+1)(s+5) 5/(s² + 5 + 1) 5/(s+1)(s+5) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a system given by The system is an under damped. an over damped. a critically damped. unstable. an under damped. an over damped. a critically damped. unstable. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of the system described by the differential equation will be 1/3. e-3t u(t). (1/3) × (1-e-3t). e6t. 1/3. e-3t u(t). (1/3) × (1-e-3t). e6t. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A system is stable for (where GM = Gain Margin and PM = Phase Margin): GM and PM both -ve. GM -ve. PM - ve. GM and PM both +ve. GM and PM both -ve. GM -ve. PM - ve. GM and PM both +ve. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of a system is c(t) = -te-t + 2 e-t (t>0). Its closed loop transfer function is (2s+2)/(s+1)² (2s+2)/s² (2s+1)/(s+1)² (2s+1)/s² (2s+2)/(s+1)² (2s+2)/s² (2s+1)/(s+1)² (2s+1)/s² ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the conditions for the system to be stable? Gain margin and phase margins are negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin is positive but phase margin is negative Gain margin and phase margins are negative Gain margin is negative but phase margin is positive Gain margin and phase margins are positive Gain margin is positive but phase margin is negative ANSWER DOWNLOAD EXAMIANS APP
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