For the circuit in the given figure, V2(s)/V1(s) = .

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Question
For the circuit in the given figure, V₂(s)/V₁(s) =
Options
A.
B.
C.
D.

Correct Answer

Explanation

For the circuit in the given figure, V2(s)/V1(s) = .

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Automatic Control Systems problems

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3. If a system is to follow arbitrary inputs accurately the bandwidth should be
Options
A. large
B. small
C. very small
D. neither small nor large

5. In the given figure, of potentiometer V₀ = V_i (R₀/R_i) only when
Options
A. R_L = 0
B. R_L = ?
C. R_L is neither low nor high
D. R_L is low but not zero

6. In the given figure, the input frequency is such that R = X_C. Then
Options
A. v₀ lags v_i by 45�
B. v₀ lags v_i by 90�
C. v₀ leads v_i by 45�
D. v₀ leads v_i by 90�

7. For the control system in the given figure, the value of K for critical damping is
Options
A. 1
B. 5.125
C. 6.831
D. 10

8. First column elements of Routh's tabulation are 3, 5, , 2. It means that there
Options
A. is one root in left half s plane
B. are two roots in left half s plane
C. are two roots in right half s plane
D. is one root in right half s plane

9. Consider the systems with following open loop transfer functions
If unity feedback is used, the increasing order of time taken for unit step response to settle is
Options
A. 1, 2, 3
B. 3, 1, 2
C. 2, 3, 1
D. 3, 2, 1

10. When a unit step voltage drives a lag network the output
Options
A. remains constant at unit step value
B. increases exponentially from zero to final value
C. decreases exponentially from 1 to 0
D. either (b) of (c) depending on values of R and C

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