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? 3/9 1/4 3/5 0 3/9 1/4 3/5 0 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The type of a control system is obtained from -------------- transfer function? open loop none of above. both open loop and closed loop closed loop open loop none of above. both open loop and closed loop closed loop 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 Which of the following is/are the characteristics of negative feedback control system? Low sensitivity to parameter variations Reduction in gain at the expense of better stability Rejection of disturbance signals All of these Low sensitivity to parameter variations Reduction in gain at the expense of better stability Rejection of disturbance signals All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following statement is/are true statements? The steady state analysis depends on type of the system All of these Type of the system is obtained from open loop transfer function Transient state analysis depends on order of the system The steady state analysis depends on type of the system All of these Type of the system is obtained from open loop transfer function Transient state analysis depends on order of the system ANSWER DOWNLOAD EXAMIANS APP
Control Systems The characteristic equation of a feedback control system is given by s³ + 5s² + (k + 6)s + k = 0. In the root loci diagram, the asymptotes of the root loci for large 'k' meet at a point in the s-plane whose coordinates are (2,0) (1,0) (-2,0) (-1,0) (2,0) (1,0) (-2,0) (-1,0) ANSWER DOWNLOAD EXAMIANS APP
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