Control Systems Which of the following is/are the characteristics of negative feedback control system? All of these Low sensitivity to parameter variations Rejection of disturbance signals Reduction in gain at the expense of better stability All of these Low sensitivity to parameter variations Rejection of disturbance signals Reduction in gain at the expense of better stability ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 20° 60° 30° 3° 20° 60° 30° 3° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a control system is given by What are the angles of asymptotes of the root loci for k ≥ 0? 60°, 180°, 300° 120°, 180°, 240° 0°, 120°, 240° 0°, 180°, 300° 60°, 180°, 300° 120°, 180°, 240° 0°, 120°, 240° 0°, 180°, 300° ANSWER DOWNLOAD EXAMIANS APP
Control Systems None of the poles of a linear control system lie in the right half of s plane. For a bounded input, the output of this system always bounded. tends to zero. none of these. could be unbounded. always bounded. tends to zero. none of these. could be unbounded. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Consider the function F(s) = ω/(s²+ω²). Where F(s) = Laplace transform of f(t). The final value of f(t) is equal to infinite a value between -1 and +1 zero finite constant infinite a value between -1 and +1 zero finite constant ANSWER DOWNLOAD EXAMIANS APP
Control Systems Lowest critical frequency is due to zero and it may be present at the origin or nearer to the origin, then the type of network is LC circuit. RL Circuit. RLC circuit. RC circuit. LC circuit. RL Circuit. RLC circuit. RC circuit. ANSWER DOWNLOAD EXAMIANS APP
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