Exercise: Automatic Control Systems

Questions for: Automatic Control Systems

For a type 1 system and unit parabolic input, the steady state error is
A:
0
B:
∞
C:
1
D:
1/Kv
Answer: B
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Assertion (A): In simplifying block diagram the product of transfer functions in feed forward direction must remain the same.

Reason (R): In simplifying block diagram the product of transfer functions around a closed loop must remain the same.

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: B
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Magnetic amplifier is used for
A:
voltage amplification
B:
power amplification
C:
current amplification
D:
frequency amplification
Answer: B
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In control systems the output of sensor usually, is
A:
analog electrical signal
B:
digital electrical signal
C:
mechanical signal
D:
analog or digital electrical signal
Answer: D
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In root locus analysis the breakaway and break in points
A:
lie on the real axis
B:
either lie on the real axis or occur in complex conjugate pairs
C:
always occur in complex conjugate pairs
D:
none of the above
Answer: B
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