Control Systems Which system is also known as automatic control system? Open loop control system Either 1 or 2 Closed loop control system Nether 1 nor 2 Open loop control system Either 1 or 2 Closed loop control system Nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems The following transfer function represents a phase-lead compensator? 1/s (s+4)/(3s+6) (4s+2)/(6s+1) (s+4)/(s+6) 1/s (s+4)/(3s+6) (4s+2)/(6s+1) (s+4)/(s+6) 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? 2 sec 5 sec 6 sec 4 sec 2 sec 5 sec 6 sec 4 sec ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) 4/(s² + 2s + 4) All of these 2/(s² + 2s + 2) 1/(s² + s + 1) ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following is/are the characteristics of negative feedback control system? Rejection of disturbance signals Low sensitivity to parameter variations All of these Reduction in gain at the expense of better stability Rejection of disturbance signals Low sensitivity to parameter variations All of these Reduction in gain at the expense of better stability ANSWER DOWNLOAD EXAMIANS APP
Control Systems Transient response is improved in case of none of these. lead network. both A and B. lag network. none of these. lead network. both A and B. lag network. ANSWER DOWNLOAD EXAMIANS APP
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