Control Systems Lead compensator is used to improve ------------------ Steady state response Transient response None of these Both 1 and 2 Steady state response Transient response None of these Both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function of the system described by d²/dt²(y(t)) + 3d/dt(y(t)) + 2y(t) = 5u(t) with u(t) as input and y(t) as output is 5/s(s²+3s+2) s(s²+3s+2)/5 (s²+3s+2)/5 5/(s²+3s+2) 5/s(s²+3s+2) s(s²+3s+2)/5 (s²+3s+2)/5 5/(s²+3s+2) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The open loop transfer function of a unity feedback system is given by G(s) = 1/(s+2)². The closed loop transfer function will have poles at -2+j,-2-j -2,-2 -2,-1 -2,2 -2+j,-2-j -2,-2 -2,-1 -2,2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Certain control system has input u(t) and output c(t). If the input is first passed through a block having transfer function e-s and unit gain is applied to the applied to the system. The modified output will be c(t-1).u(t-1) c(t).u(t-1) c(t)u(t) c(t-1).u(t) c(t-1).u(t-1) c(t).u(t-1) c(t)u(t) c(t-1).u(t) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The magnitude of a transfer function G(jω)H(jω) at gain cross over frequency is infinity any of the above 0 1 infinity any of the above 0 1 ANSWER DOWNLOAD EXAMIANS APP
Control Systems A transfer function has a zero at s = -1 and poles at s = -1 ± j1. The multiplier being unity, if the input is step function, the steady state response is given by 2∠90° 1∠0° 0.5∠0° 0.5∠10° 2∠90° 1∠0° 0.5∠0° 0.5∠10° ANSWER DOWNLOAD EXAMIANS APP