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Electronics and Communication Engineering - Automatic Control Systems

Exercise : Automatic Control Systems - Section 5
31.
For a second order system ωn is natural frequency, ωd is frequency of damped oscillations and ζ is damping factor. Then
ωd = ωn ξ
ωd = ωn (1 - ξ)2
ωd = ωn (1 - ξ)0.5
ωd = ωn (1 - ξ2)0.5
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
In force voltage analogy the quantity analogous to spring constant K is
R
C
L
1/C
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
The log magnitude curve of factor jω is a straight line having a slope of 20 dB/decade.
True
False
Answer: Option
Explanation:
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34.
Time rate of change in heat energy is analogous to
voltage
charge
current
voltage gradient
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.

Assertion (A): In control system velocity error is not an error in velocity but is an error in position due to a ramp input.

Reason (R): For a type of system velocity error is zero.

Both A and R are correct and R is correct explanation of A
Both A and R are correct but R is not correct explanation of A
A is correct but R is wrong
R is correct but A is wrong
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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