Control Systems Which of the following combinations is/are correct electrical analogous elements in force-current analogy? Velocity (v) ----------------- Voltage (V) All of these Force (f) --------------------- Current (i) Spring element (K) --------- Inverse inductance (1/L) Velocity (v) ----------------- Voltage (V) All of these Force (f) --------------------- Current (i) Spring element (K) --------- Inverse inductance (1/L) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is give by s(s + 4)(s² + 2s + 1) + k(s + 1) = 0. Find the angle between the asymptotes? 360° 180° 120° 60° 360° 180° 120° 60° ANSWER DOWNLOAD EXAMIANS APP
Control Systems Negative feedback in a closed loop control system All of these reduces sensitivity to parameter variation. reduces gain. improves disturbance rejection. All of these reduces sensitivity to parameter variation. reduces gain. improves disturbance rejection. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system has a transfer function 16/(s² + 4s + 16). Find the settling time for 2% tolerance? 10 sec 5 sec 2 sec 4 sec 10 sec 5 sec 2 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/7 4/5 3/4 3/5 3/7 4/5 3/4 3/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When deriving the transfer function of linear element initial conditions are assumed to be zero but loading is taken into account. initial conditions are taken into account but the element is assumed to be not loaded. initial conditions are assumed to be zero and the element is assumed to be not loaded. both initial conditions and loading are taken into account. initial conditions are assumed to be zero but loading is taken into account. initial conditions are taken into account but the element is assumed to be not loaded. initial conditions are assumed to be zero and the element is assumed to be not loaded. both initial conditions and loading are taken into account. ANSWER DOWNLOAD EXAMIANS APP
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