MCQs Related to Electrical Control System - Set 09 - ObjectiveBooks

MCQs Related to Electrical Control System - Set 09

Practice Test: Question Set - 09

1. A phase lag lead network introduces in the output
    (A) Lag at all frequencies
    (B) Lag at high frequencies and lead at low frequencies
    (C) Lag at low frequencies and lead at high frequencies
    (D) None of the above

2. The type-1 system has ________ at the origin.
    (A) No pole
    (B) Net pole
    (C) Simple pole
    (D) Two poles

3. Spring constant in force-voltage analogy is analogous to
    (A) Capacitance
    (B) Reciprocal of capacitance
    (C) Current
    (D) Resistance

4. The temperature, under thermal and electrical system analogy, is considered analogous to
    (A) Voltage
    (B) Current
    (C) Capacitance
    (D) Charge

5. The second derivative input signals modify which of the following?
    (A) The time constant of the system
    (B) Damping of the system
    (C) The gain of the system
    (D) The time constant and suppress the oscillations

6. ________ is a closed loop system.
    (A) Autopilot for an aircraft
    (B) Direct current generator
    (C) Car starter
    (D) Electric switch

7. A good control system has all the following features except
    (A) Good stability
    (B) Slow response
    (C) Good accuracy
    (D) Sufficient power handling capacity

8. Technique is not applicable to nonlinear system?
    (A) Nyquist Criterion
    (B) Quasi linearization
    (C) Functional analysis
    (D) Phase-plane representation

9. In a control system integral error compensation _________ steady state error
    (A) Increases
    (B) Minimizes
    (C) Does not have any effect on
    (D) Any of the above

10. In thermal-electrical analogy charge is considered analogous to
    (A) Heat flow
    (B) Reciprocal of heat flow
    (C) Reciprocal of temperature
    (D) Temperature

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