Control Systems If the transfer function of a phase lead compensator is (s+a)/(s+b) and that of a lag compensator is (s+p)/(s+q), then which one of the following sets of conditions must be satisfied? a < b, p < q a > b, p < q a > b, p > q a < b, p >q a < b, p < q a > b, p < q a > b, p > q a < b, p >q ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time constant is defined as the time taken by the response of the system to reach ----------- ? 70.7% of the final value 63% of the final value 50% of the final value 100% of the final value 70.7% of the final value 63% of the final value 50% of the final value 100% of the final value ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order control system is defined by the following equation: 4 d²c(t)/dt² + 8 dc(t)/dt + 16 c(t) = 16 u(t) The damping ratio and natural frequency for this system are respectively 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s 0.50 and 2 rad/s 0.50 and 4 rad/s 0.25 and 4 rad/s 0.25 and 2 rad/s ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation for closed loop system is given as . The value of k for which the system becomes just stable is 8 2 6 4 8 2 6 4 ANSWER DOWNLOAD EXAMIANS APP
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 2 sec 6 sec 5 sec 4 sec 2 sec 6 sec 5 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems For a unity feedback control system open loop transfer function then velocity error constant is 0. 10. infinity. 50. 0. 10. infinity. 50. ANSWER DOWNLOAD EXAMIANS APP
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