Control Systems Compensation Techniques Online Exam Quiz
Control Systems Compensation Techniques GK Quiz. Question and Answers related to Control Systems Compensation Techniques. MCQ (Multiple Choice Questions with answers about Control Systems Compensation Techniques
How many roots with positive real parts do the equation s3+s2-s+1=0 have?
Options
A : 0
B : 1
C : 2
D : 3
The characteristic equation of a control system is given by s5+s4+2s3+2s2+4s+6=0. The number of the roots of the equation which lie on the right half of s-plane:
Options
A : 0
B : 1
C : 2
D : 3
In closed loop control system, what is the sensitivity of the gain of the overall system, M to the variation in G?
Options
A : 1/1+GH
B : 1/1+G
C : G/1GH
D : G/1+G
For what values of K does the polynomial s4+8s3+24s2+32s+K=0 have roots with zero real parts?
Options
A : 10
B : 20
C : 40
D : 80
The characteristic equation of the control system is s5+15s4+85s3+225s2+274s+120=0 . What are the number of roots of the equation which lie to the left of the line s+1 = 0?
Options
A : 2
B : 3
C : 4
D : 5
Which of the following may result in instability problem?
Options
A : Large error
B : High selectivity
C : High gain
D : Noise
The characteristic equation of a system is 2s5+s4+4s3+2s2+2s+1=0 . Which one of the following is correct?
Options
A : Stable
B : Marginally stable
C : Unstable
D : Oscillatory
Phase margin is always positive for stable feedback system?
Options
A : True
B : False
C :
D :
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