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Measurement and Instrumentation

Measurement and Instrumentation
Which one of the following units is a fundamental unit?

 Watt
 Joule/sec
 Ampere
 Newton

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Measurement and Instrumentation
The errors mainly caused by human mistakes are

  gross error.
 observational error.
 instrumental error.
 systematic error.

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Measurement and Instrumentation
The pressure coil of a wattmeter should be connected on the supply side of the current coil when

Supply voltage is low
Load impedance is high
None of these
Load impedance is low

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Measurement and Instrumentation
A 0 - 200 V voltmeter has a guaranteed accuracy of 1% of full scale reading. The voltage measured by this instrument is 50 V. What is the limiting error?

 4%
 5%
 2%
 3%

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Measurement and Instrumentation
No eddy current and hysteresis losses occur in

Electrodynamo meter instruments
PMMC instruments
Electrostatic instruments
Moving iron instruments

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Measurement and Instrumentation
For measuring a very high resistance we should use

Megger
Kelvin's double bridge
None of the listed here
Wheat stone bridge

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MORE MCQ ON Measurement and Instrumentation

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