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Measurement and Instrumentation

Measurement and Instrumentation
A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads

 2 V.
 5 V.
 (2 + √3/2)V.
 0 V.

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Measurement and Instrumentation
The watt hour meter is ______ instrument.

A transfer
An indicating
A recording
An integrating

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Measurement and Instrumentation
The EMF of Weston standard cell is measured using

Digital Volt meter
Moving- iron meter
Potentiometer
Moving-coil meter

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Measurement and Instrumentation
An average reading digital multimeter reads 10 V when fed a triangular wave, symmetric about the axis. For the same input, an rms reading meter will read

  10√3.
 10.
 20√3.
 20.

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Measurement and Instrumentation
Basically potential meter is a device for

Measuring a current
Comparing two currents
Measuring a voltage
Comparing two voltages

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

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

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MORE MCQ ON Measurement and Instrumentation

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