Control Systems Which of the following is/are represents the lag compensator? (s+5)/(s+6) (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 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of phase lead compensator is given by , where, T > 0, α < 0. What is the maximum phase shift provided by this compensator? cos-1((1 - α)/(1 + α) sin-1((1 - α)/(1 + α) both 1 and 3 tan-1((1 - α)/(2√α) cos-1((1 - α)/(1 + α) sin-1((1 - α)/(1 + α) both 1 and 3 tan-1((1 - α)/(2√α) 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? 6 sec 2 sec 4 sec 5 sec 6 sec 2 sec 4 sec 5 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems In the integral control of the single area system frequency error is reduced to zero. Then integrator o/p decreases but speed changer position moves up. integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. integrator o/p decreases but speed changer position moves up. integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. integrator o/p decreases and speed changer position comes down. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The following transfer function represents a phase-lead compensator? (s+4)/(s+6) 1/s (4s+2)/(6s+1) (s+4)/(3s+6) (s+4)/(s+6) 1/s (4s+2)/(6s+1) (s+4)/(3s+6) ANSWER DOWNLOAD EXAMIANS APP
Control Systems What will be the type of the system, if the steady state performance of control system yields a non zero finite value of the velocity error constant? type - 0 type - 3 type - 1 type - 2 type - 0 type - 3 type - 1 type - 2 ANSWER DOWNLOAD EXAMIANS APP
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