Control Systems The optimum values of damping ratio is -------------- 0.3 to 5 0 to 2 0.9 to 1.1 0.3 to 0.7 0.3 to 5 0 to 2 0.9 to 1.1 0.3 to 0.7 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The system function N(s) = V(s)/I(s) = (s+3)/(4s+5). The system is initially at rest. If the excitation i(t) is a unit step, which of the following is the initial value? 0 1/4 3/9 3/5 0 1/4 3/9 3/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems In frequency response analysis of second order system, the error at corner frequency is 20 log2ξ 10 logξ -20 log2ξ -10 logξ 20 log2ξ 10 logξ -20 log2ξ -10 logξ ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is the correct expression for the transfer function of an electrical RC phase lag compensating network? RC/(1+RCS) RCS/(1+RCS) 1/(1+RCS) C/(1+RCS) RC/(1+RCS) RCS/(1+RCS) 1/(1+RCS) C/(1+RCS) ANSWER DOWNLOAD EXAMIANS APP
Control Systems The transfer function for tachometer E(S)/θ(S) is KS2 K K/S KS KS2 K K/S KS ANSWER DOWNLOAD EXAMIANS APP
Control Systems The impulse response of an initally relaxed linear system is e-2tu(t). To produce a response of te-2tu(t), the input must be equal to 2e-tu(t). (0.5)e-2tu(t). e-2tu(t). e-tu(t). 2e-tu(t). (0.5)e-2tu(t). e-2tu(t). e-tu(t). ANSWER DOWNLOAD EXAMIANS APP