Control Systems A first order control system is initially at 0 V and subjected to a sudden input at t=0. Its output reaches 1.1 V in 4 sec and eventually reaches steady state of 2 V. Find the time constant? 4 sec 5 sec 2 sec 6 sec 4 sec 5 sec 2 sec 6 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems The value of gain margin of the system having G ( s )H ( s ) = 8 / ( s + 2 )3 is 8. 4. 2. 6. 8. 4. 2. 6. ANSWER DOWNLOAD EXAMIANS APP
Control Systems A unity feedback control system has an open loop transfer function G(s) = k/(s(s² + 7s + 12) The gain k for which s = -1 + j1 will lie on the root locus of the system is 6.5 5 10 4 6.5 5 10 4 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is 400 sec 4 sec 100 sec 10 sec 400 sec 4 sec 100 sec 10 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are represents the lead compensator? (s+2)/(s+1) (s+5)/(s+6) (s+2)/(s+5) both 2 and 3 (s+2)/(s+1) (s+5)/(s+6) (s+2)/(s+5) both 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Adding a pole to a system transfer function in terms of compensator represents a --------------- compensator ? lead lag-lead lag lead-lag lead lag-lead lag lead-lag ANSWER DOWNLOAD EXAMIANS APP
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