Exercise: Automatic Control Systems

Questions for: Automatic Control Systems

The addition of a zero to the open loop transfer function
A:
pulls the root locus to the left and makes the system more stable
B:
pulls the root locus to the right and makes the system less stable
C:
either (a) or (b)
D:
neither (a) nor (b)
Answer: A
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For the given figure the equation of motion is
A:
B:
C:
D:
none of the above
Answer: A
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Examine the following statements
  1. Pneumatic systems are fire proof.
  2. Pneumatic systems are explosion proof.
  3. Hydraulic systems are explosion proof.
  4. Hydraulic systems are fire proof.
Which of the above statements are correct?
A:
1 only
B:
1 and 2 only
C:
1 2, 3, 4
D:
2, 3, 4 only
Answer: B
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Assertion (A): Feedback control systems offer more accurate control than open loop systems.

Reason (R): The feedback path establishes a link for comparison of input and output and subsequent error correction.

A:
Both A and R are correct and R is correct explanation of A
B:
Both A and R are correct but R is not correct explanation of A
C:
A is correct but R is wrong
D:
R is correct but A is wrong
Answer: A
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The constant M loci on G(s) plane are a family of circles.
A:
True
B:
False
C:
D:
Answer: A
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