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Measurement and Instrumentation Multiple Choice Questions and Answers:

 it contains 20 questions

1.

Wagner earthing device is used to eliminate errors due to

2.

For measuring current at high frequency we should use

3.

Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured?

4.

Which of the following are integrating instruments?

5.

Which of the following is measured by using a vector voltmeter?

6.

Which of the following essential features is possessed by an indicating instrument?

7.

Which of the following devices may be used for extending the range of instruments?

8.

_____ instruments are those which measure the total quantity of electricity delivered at a particular time.

9.

For measuring a very high resistance we should use

10.

Which of the following meters are not used on D.C. circuits

11.

Which of the following devices should be used for accurate measurement of low D.C. voltage?

12.

The electrical power to a Meggar is provided by

13.

To measure radio frequency, the suitable frequency meter is

14.

A moving-coil permanent-magnet instrument can be used as _____ by using a low resistance shunt

15.

A Weston synchronoscope is a

16.

For handling greater currents induction wattmeters are used in conjunction with

17.

The use of _____ instruments is merely confined within laboratories as stand¬ardizing instruments

18.

It is required to measure the true open circuit e.m.f. of a battery. The best device is

19.

Commonly used standard capacitor is

20.

For measurements on high voltage capacitors, the suitable bridge is


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