Control Systems Time constant is defined as the time taken by the response of the system to reach ----------- ? 50% of the final value 70.7% of the final value 100% of the final value 63% of the final value 50% of the final value 70.7% of the final value 100% of the final value 63% of the final value ANSWER DOWNLOAD EXAMIANS APP
Control Systems What is the open loop DC gain of a unity feedback control system having closed loop transfer function as 4/13 13/4 9/4 4/9 4/13 13/4 9/4 4/9 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The maximum phase lag occurs at the ------------------- of the two corner frequencies? geometric mean arithmetic mean either 1 or 2 None of these geometric mean arithmetic mean either 1 or 2 None of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems The angle condition used for checking whether any point lies on root locus or not is........... ± (2q + 1) 180o. ± (2q) 180o. ± (2q) 360o. ± (2q + 1) 360o. ± (2q + 1) 180o. ± (2q) 180o. ± (2q) 360o. ± (2q + 1) 360o. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? All of these Reduction in gain at the expense of better stability Low sensitivity to parameter variations Rejection of disturbance signals All of these Reduction in gain at the expense of better stability Low sensitivity to parameter variations Rejection of disturbance signals 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 0.83 1 infinite 0 0.83 1 infinite ANSWER DOWNLOAD EXAMIANS APP
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