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
Control Systems Which of the following controller has sluggish response? both 2 and 3 integral controller proportional controller derivative controller both 2 and 3 integral controller proportional controller derivative controller ANSWER DOWNLOAD EXAMIANS APP
Control Systems A second order under damped system has damping ratio of 0.3. Find the phase margin of the system? 20° 60° 3° 30° 20° 60° 3° 30° ANSWER DOWNLOAD EXAMIANS APP
Control Systems The closed loop transfer function of a unity feedback control system is 9/(s² + 3s + 9), then the type of the system is 2 0 1 3 2 0 1 3 ANSWER DOWNLOAD EXAMIANS APP
Control Systems Which of the following statements is/are true? both 1 and 2 Centroid may not be a part of root locus Centroid may be a part of root locus nether 1 nor 2 both 1 and 2 Centroid may not be a part of root locus Centroid may be a part of root locus nether 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Control Systems When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is 0.500. 1.386. 0.693. 2.000. 0.500. 1.386. 0.693. 2.000. ANSWER DOWNLOAD EXAMIANS APP