Control Systems The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is 5/(s²+3s+2) 5/s(s²+3s+2) (s²+3s+2)/5 s(s²+3s+2)/5 5/(s²+3s+2) 5/s(s²+3s+2) (s²+3s+2)/5 s(s²+3s+2)/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems In polar plots if the critical point '-1+j0' is enclosed then the system is -------- marginally stable critical stable unstable stable marginally stable critical stable unstable stable 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 A second order control system has F(jω) = 100/(100 - ω² + 10√2 jω). Find the resonant peak? 1 0.707 1.5 0.5 1 0.707 1.5 0.5 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 infinite 0.83 1 0 infinite 0.83 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? Spring element (K) --------- Inverse inductance (1/L) Velocity (v) ----------------- Voltage (V) Force (f) --------------------- Current (i) All of these Spring element (K) --------- Inverse inductance (1/L) Velocity (v) ----------------- Voltage (V) Force (f) --------------------- Current (i) All of these ANSWER DOWNLOAD EXAMIANS APP
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