Control Systems Time response for a second order control system depends on value of ξ. If ξ>1 then the system is called as over damped system. undamped system . critically damped system. under damped system. over damped system. undamped system . critically damped system. under damped system. ANSWER DOWNLOAD EXAMIANS APP
Control Systems The poles of the second order system are at -3 ± j4. The damping ratio of the system is 3/7 3/4 3/5 4/5 3/7 3/4 3/5 4/5 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following transfer functions represent under damped second order systems? 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these 4/(s² + 2s + 4) 2/(s² + 2s + 2) 1/(s² + s + 1) All of these ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which system is also known as automatic control system? Nether 1 nor 2 Closed loop control system Either 1 or 2 Open loop control system Nether 1 nor 2 Closed loop control system Either 1 or 2 Open loop control system ANSWER DOWNLOAD EXAMIANS APP
Control Systems Sparking between the contacts can be reduced by inserting a capacitor in parallel with the contacts. a reactor in the line. a resistor in the line. a capacitor in series with the contacts. a capacitor in parallel with the contacts. a reactor in the line. a resistor in the line. a capacitor in series with the contacts. ANSWER DOWNLOAD EXAMIANS APP
Control Systems If the transfer function of a phase lead compensator is (s+a)/(s+b) and that of a lag compensator is (s+p)/(s+q), then which one of the following sets of conditions must be satisfied? a < b, p >q a < b, p < q a > b, p > q a > b, p < q a < b, p >q a < b, p < q a > b, p > q a > b, p < q ANSWER DOWNLOAD EXAMIANS APP
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