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Control Systems Multiple Choice Questions and Answers:

 it contains 25 questions

1.

In electrical-pneumatic system analogy the current is considered analogous to

2.

In liquid level and electrical system analogy, voltage is considered analogous to

3.

The capacitance, in force-current analogy, is analogous to

4.

In closed loop control system, with a positive value of feedback gain, the overall gain of the system will

5.

A controller, essentially, is a

6.

In thermal-electrical analogy charge is considered analogous to

7.

Which of the following can be measured by the use of a tacho-generator?

8.

The type 0 system has ______ at the origin.

9.

The type 2 system has at the origin.

10.

In an automatic control system which of the following elements is not used?

11.

Which of the following statements is correct for any closed loop system?

12.

A control system in which the control action is somehow dependent on the output is known as

13.

is not a final control element

14.

In an open loop control system

15.

With feedback _____ increases

16.

In a stable control system, saturation can cause which of the following?

17.

The transient response of a system is mainly due to

18.

Spring constant in force-voltage analogy is analogous to

19.

Regenerative feedback implies feedback with

20.

The type 1 system has ______ at the origin.

21.

Which of the following is an open loop control system?

22.

This technique is not applicable to the nonlinear system

23.

The first order control system, which is well designed, has a

24.

Which of the following is the output of a thermocouple?

25.

Which of the following statements is correct for a system with a gain margin close to unity or a phase margin close to zero?


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