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Measurement and Instrumentation

Measurement and Instrumentation
The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is

 ± 6%
 ± 3%
 ± 2.8%
 ± 4%

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Measurement and Instrumentation
Standardization of potentiometer is done in order that, they become

 accurate and direct reading.
 precise.
 accurate.
 accurate and precise.

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Measurement and Instrumentation
To increase Q factor of a coil, the wire should be

 thick.
 thin.
 long.
 long and thin.

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

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

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Measurement and Instrumentation
A voltage of 2.70 V is being measured by an analog indicating instrument having a scale range of 0 – 5.0 V. If the instrument reads 2.65 V, then absolute error in measurement is

 0.01V
 0.05V
 0.01V
 0.25V

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Measurement and Instrumentation
For measurement of inductance having high value, we should use

Any of the listed here
Maxwell's bridge
Maxwell wein bridge
Hay's bridge

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MORE MCQ ON Measurement and Instrumentation

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