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Measurement and Instrumentation

Measurement and Instrumentation
The electrical power to a megger is provided by

Any of the listed here
Ac generator
Permanent magnet dc generator
Battery

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Measurement and Instrumentation
An electric pyrometer is an instrument used to measure

High temperatures
Phase
Frequency
None of the listed here

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Measurement and Instrumentation
In the bridge given in the figure, the reading of the high impedance voltmeter is

 Zero.
 6.66 V.
 4.20 V.
 - 3.33 V.

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Measurement and Instrumentation
An induction meter can handle current upto

60 A
30 A
100 A
10 A

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Measurement and Instrumentation
The ratio of change in output to the change in the input is called

 resolution
 precision
 repeatability
 sensitivity

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Measurement and Instrumentation
When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is

 very high.
 high.
 ideally zero.
 small.

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MORE MCQ ON Measurement and Instrumentation

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