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Measurement and Instrumentation

Measurement and Instrumentation
Most sensitive galvanometer is

Duddle galvanometer
Vibration galvanometer
Elastic galvanometer
Spot ballastic galvanometer

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Measurement and Instrumentation
Resistance of a VARISTOR varies with

 Current
 Voltage
 Temperature
 Both Voltage and Temperature

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Measurement and Instrumentation
A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is

0°
90°
30°
120°

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Measurement and Instrumentation
An Ohmmeter is a

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

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Measurement and Instrumentation
An ammeter is a

Recording instrument
Secondary instrument
Absolute instrument
Integrating instrument

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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

 4%
 3%
 2%
 1%

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MORE MCQ ON Measurement and Instrumentation

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