Control Systems Entrance Exams Online Exam Quiz
Control Systems Entrance Exams GK Quiz. Question and Answers related to Control Systems Entrance Exams. MCQ (Multiple Choice Questions with answers about Control Systems Entrance Exams
The transfer function of a lead controller is 1+20s/1+5s. The high frequency magnitude of the lead controller to dB is ___________
Options
A : 1
B : 2
C : 3
D : 4
The transfer function of the compensator is s+4/s+16. The maximum phase lead frequency and the corresponding phase is :
Options
A : 6 rad/sec, 36.87°
B : 8 rad/sec, 36.87°
C : 6 rad/sec, -36.87°
D : 8 rad/sec, -36.87°
PD controller is used to compensate system. Compared to the uncompensated system, the compensated system has:
Options
A : A higher type number
B : Reduced damping
C : Higher noise amplification
D : Large transient overshoot
Rate mode controller is also known as ______________ controller mode.
Options
A : Anticpatory
B : Delay
C : Integral
D : Derivative
A phase lead compensation leads to:
Options
A : Increase in overshoot
B : Reduction in bandwidth of closed loop system
C : Reduction in rise time of closed loop system
D : Reduction in gain margin
Proportional controller:
Options
A : Introduces offset
B : Increases bandwidth
C : Increases margin of stability
D : Reduces velocity constant
P+D controller:
Options
A : Introduces offset
B : Increases bandwidth
C : Increases margin of stability
D : Reduces velocity constant
Controllers play the following role in control system:
Options
A : They amplify the signals going to the actuator
B : They act on the error signal coming out of the summing junction and output a suitable to the actuator
C : They try to reduce steady state error optimizes overshoot.
D : All of the mentioned
Response to error is very fast for integral controller.
Options
A : True
B : False
C :
D :
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