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Measurement and Instrumentation

Measurement and Instrumentation
The best type of meter moment is ______ moment.

D'Arsonval
Dynamometer
Iron- vane
None of the listed here

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Measurement and Instrumentation
A dynamometer wattmeter can be used for

DC only
AC only
Any of the listed here
Both DC and AC

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Measurement and Instrumentation
A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

 150o.
 105.6o.
 63.25o.
 30o.

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Measurement and Instrumentation
The moving coil-meters, damping is provided by

 eddy current disk.
 the aluminium frame of the coil.
 the coil spring attached to the moving.
 damping vane in the airtight chamber.

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Measurement and Instrumentation
For measurement of mutual inductance we can use

Any of the listed here
Heavyside bridge
Maxwell's bridge
Anderson bridge

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Measurement and Instrumentation
Symmetric errors are

Instrument errors
Observational errors
All of the listed here
Environment errors

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MORE MCQ ON Measurement and Instrumentation

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