Control Systems In frequency response analysis of second order system, the error at corner frequency is 20 log2ξ -20 log2ξ 10 logξ -10 logξ 20 log2ξ -20 log2ξ 10 logξ -10 logξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems Find the corner frequency for the following transfer function? G(s) = 1/(s+2) 1/2 rad/s 1/4 rad/s 2 rad/s 4 rad/s 1/2 rad/s 1/4 rad/s 2 rad/s 4 rad/s ANSWER DOWNLOAD EXAMIANS APP
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+1)2/s s/(s+1) 1/s(s+1)2 s/(s+1)2 (s+1)2/s s/(s+1) 1/s(s+1)2 s/(s+1)2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A control system has open loop transfer function . Break away point is lies between 0 and 4. 0 and -4. any of the above. -4 and -6. 0 and 4. 0 and -4. any of the above. -4 and -6. ANSWER DOWNLOAD EXAMIANS APP
Control Systems Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as undamped system . under damped system. over damped system. critically damped system. undamped system . under damped system. over damped system. critically damped system. 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 o/p decreases and speed changer position comes down. integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. integrator o/p decreases but speed changer position moves up. integrator o/p decreases and speed changer position comes down. integrator output and speed changer position attain a constant value. integrator o/p increases but speed changer position comes down. ANSWER DOWNLOAD EXAMIANS APP