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Measurement and Instrumentation

Measurement and Instrumentation
A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is

 270 bar.
  250 bar.
 10 bar.
 260 bar.

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Measurement and Instrumentation
Purely mechanical instrument cannot be used for dynamic measurements because they have

 large time constant.
All of these
 high inertia.
 higher response time.

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Measurement and Instrumentation
The pointer of an indicating instrument should be

Very light
None of the listed here
Either light or heavy
Very heavy

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Measurement and Instrumentation
In a gravity controlled instrument, the deflection angle is proportional

Measurand
Sine inverse of measurand
Square of the measurand
Sine of the measurand

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Measurement and Instrumentation
Some wire- wound resistors have bifilar winding. This type of winding is used to

Increase the thermal stability
Reduce the tolerance
Reduce the inductance of winding
Double the power rating of the resistor

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Measurement and Instrumentation
Most accurate measurement of unknown resistance will be by

Potentiometer
Voltmeter and ammeter
Ohmmeter
Wheatstone bridge

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MORE MCQ ON Measurement and Instrumentation

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