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Measurement and Instrumentation

Measurement and Instrumentation
For measurement of high direct voltage, one would use _____ voltmeter.

Moving iron
Electrostatic
PMMC
Hot wire

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Measurement and Instrumentation
In a dynamometer wattmeter, the moving coil is the

Potential coil
Current coil
None of the listed here
Current coil and potential coil

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Measurement and Instrumentation
Kelvin’s double bridge is used to measure low resistance because

 there is no thermo electric emf.
 effect of contact and lead resistance is eliminated.
 resistance variation due to temperature.
 it has high sensitivity.

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Measurement and Instrumentation
A megger is usually

Moving coil type instrument
Moving iron type instrument
Hot-wire type instrument
Electro-static type instrument

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Measurement and Instrumentation
The effect of load resistance is important in measurement of

 resistance of ammeter.
 resistance of shunt winding.
 both A and B.
 resistance of shunt.

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Measurement and Instrumentation
An Ohmmeter is a

Dynamometer instrument
None of the listed here
Moving iron instrument
Moving coil instrument

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MORE MCQ ON Measurement and Instrumentation

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