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Measurement and Instrumentation

Measurement and Instrumentation
Ampere is one of the

Units used to measure charge
Base units
Derived units
Supplementary units

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Measurement and Instrumentation
Moving iron instruments have _____ scale.

Squared
None of the listed here
Log
Uniform

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Measurement and Instrumentation
A metal strain gauge has a gauge factor of two. Its nominal resistance is 120 ohms. If it undergoes a strain of 10-5, the value of change of resistance in response to the strain is

 0.0012 Ohm.
 0.0024 Ohm.
 120 Ohm.
 240 Ohm.

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

 repeatability
 resolution
 sensitivity
 precision

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Measurement and Instrumentation
A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is

 50 V.
 200 V.
 100 V.
 25 V.

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Measurement and Instrumentation
Symmetric errors are

Instrument errors
All of the listed here
Observational errors
Environment errors

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MORE MCQ ON Measurement and Instrumentation

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