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Electrical Engineering - Control Systems MCQs
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Electrical Engineering - Control Systems MCQs
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25 Questions

1. Which of the following statements is not necessarily correct for open control system ?
2. With feed back _____ reduces.
3. A.C. servomotor resembles
4. A.C. servomotor is basically a
5. An increase in gain, in most systems, leads to
6. In an open loop control system
7. A controller, essentially, is a
8. In force-voltage analogy, velocity is analogous to
9. technique gives quick transient and stability response
10. The first order control system, which is well designed, has a
11. A control system working under unknown random actions is called
12. The phase lag produced by transportation relays
13. is a closed loop system.
14. signal will become zero when the feedback signal and reference signs are equal.
15. The initial response when tne output is not equal to input is called
16. In a stable control system backlash can cause which of the following?
17. In electrical-pneumatic system analogy the current is considered analogous to
18. The phase lag produced by transportation relays
19. Addition of zeros in transfer function causes which of the following?
20. Zero initial condition for a system means
21. In force-voltage analogy, velocity is analogous to
22. is a part of the human temperature control system.
23. In liquid level and electrical system analogy, voltage is considered analogous to
24. The transient response, with feedback system,
25. can be extended to systems which are time-varying ?