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Measurement and Instrumentation

Measurement and Instrumentation
In two wattmeter method of power measurement if the total power is measured by one wattmeter only then power factor of the system is

 0.5.
 1.
 0.
 none of above.

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Measurement and Instrumentation
Ryall crest voltmeter is used for measurement of

High AC voltage
AC voltage of any form
High DC voltage
Low frequency voltage

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Measurement and Instrumentation
The smallest change in measured variable to which instrument will respond is

 sensitivity.
 accuracy.
 precision.
  resolution.

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Measurement and Instrumentation
The pointer of an indicating instrument is generally made of _______

Soft steel
Aluminium
Silver
Copper

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Measurement and Instrumentation
The two pressure coils of a single phase power factor meter have

The same dimensions and the same number of turns
None of these
The same number of turns but different dimensions
The same dimension but different number of turns

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Measurement and Instrumentation
The adjustment of position of shading bands, in an energy meter is done to provide

Breaking torque
Friction compensation
None of the listed here
Creep compensation

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MORE MCQ ON Measurement and Instrumentation

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