Control Systems A linear time invariant system, initially at rest when subjected to a unit step input gave response c(t) = te-t (t ≥ 0). The transfer function of the system is s/(s+1) s/(s+1)2 (s+1)2/s 1/s(s+1)2 s/(s+1) s/(s+1)2 (s+1)2/s 1/s(s+1)2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time response for a second order system depends on value of ξ. If ξ = 1 then the system is called as under damped system. undamped system. over damped system. critically damped system. under damped system. undamped system. over damped system. critically damped system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lag compensator? (s+2)/(s+1) (s+2)/(s+5) both 1 and 2 (s+5)/(s+6) (s+2)/(s+1) (s+2)/(s+5) both 1 and 2 (s+5)/(s+6) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The value of 'a' in to give phase margin = 45o will be 1.414. 1.18. 0.707. 0.9. 1.414. 1.18. 0.707. 0.9. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The closed loop transfer function of a system is 25/(s² + 25). The settling time of the system is 1 sec 25 sec ∞ sec 5 sec 1 sec 25 sec ∞ sec 5 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The DC gain of a system represented by the transfer function 12 / {( s + 2 )( s + 3 )} is 2. 5. 10. 1. 2. 5. 10. 1. ANSWER DOWNLOAD EXAMIANS APP
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