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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

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

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Measurement and Instrumentation
A current of is measured with a thermocouple, 5 A full scale meter. What is the meter reading?

 6.09 A.
 5 A.
 2.03 A.
 4.06 A.

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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

4 kWh
3 kWh
2 kWh
1 kWh

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Measurement and Instrumentation
The meter constant of a single phase 240 V induction watthour meter is 400 revolutions per KWh. The speed of the meter disc for a current of 10 Amperes of 0.8 p.f lagging will be

 16.02 rpm.
  12.8 rpm.
 18.2 rpm.
 21.1 rpm.

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Measurement and Instrumentation
Wien bridge is useful for measuring

Medium frequency
Very high frequency
High frequency
Low frequency

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Measurement and Instrumentation
The difference between the measured value and the true value is called

 probable error
 gross error
 relative error
 absolute error

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MORE MCQ ON Measurement and Instrumentation

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