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Measurement and Instrumentation

Measurement and Instrumentation
Which of the following meter is most suitable for measuring radio frequency currents?

  Thermocouple meter.
 VTVM.
 Moving - iron meter.
 Moving - coil meter.

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Measurement and Instrumentation
For measurement of mutual inductance we can use

Any of the listed here
Maxwell's bridge
Anderson bridge
Heavyside bridge

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Measurement and Instrumentation
The controlling torque of an indicating instrument ______ as the deflection of the moving system increases.

Remains same
Decreases
None of the listed here
Increases

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Measurement and Instrumentation
In flux meter, the controlling torque is produced by

 weight attached to the moving coil.
 not provided at all.
 spring.
 crossed coil mechanism.

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Measurement and Instrumentation
0-150 V voltmeter has an accuracy of 1% of full-scale reading. The voltage measured by the instrument is 75 V. The limiting error is

 2%
 1%
 4%
 3%

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Measurement and Instrumentation
An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is

 5%
 6%
 4%
 3%

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MORE MCQ ON Measurement and Instrumentation

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