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Measurement and Instrumentation

Measurement and Instrumentation
With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be

1kHz
50Hz
500Hz
100Hz

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Measurement and Instrumentation
The meter constant of an energy meter is 1500 rev/kWh, the disc makes 3000 revolution in a given time. The energy consumed is

3 kWh
1 kWh
2 kWh
4 kWh

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

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

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Measurement and Instrumentation
A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is

 √2V.
 2√2V.
 Zero.
 2V.

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Measurement and Instrumentation
Which of the following devices should be used for accurate measurement of low D.C. voltage?

C. potentiometer
Small range moving coil voltmeter
None of these
Small range thermocouple voltmeter

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Measurement and Instrumentation
The Metric System is also called as:

 MKS system
None of these
 CGS
 SI

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MORE MCQ ON Measurement and Instrumentation

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