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Measurement and Instrumentation

Measurement and Instrumentation
Dynamic errors are caused by

 environmental error
 instrument not responding fast
 observational error
 human error

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Measurement and Instrumentation
Instrument transformers are

Both current and potential transformers
Power transformers
Pottential transformers
Current transformers

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Measurement and Instrumentation
A 0 - 250V voltmeter has a guaranteed accuracy of 2% of full scale reading. What is the percentage of error if it measures 150V?

 1%
 2%
 3.33%
 5%

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Measurement and Instrumentation
A sinusoidal signal waveform, when observed on an oscilloscope, has a peak to peak amplitude of 6 cm. If the vertical sensitivity setting is 5 v/cm, then rms value of the voltage will be

 15 V.
 11.1 V.
  10.6 V.
 12.6 V.

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Measurement and Instrumentation
A moving iron instrument can be used for

None of the listed here
DC only
Both DC& AC
AC only

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Measurement and Instrumentation
The household energymeter is

A recording instrument
An integrating instrument
None of the listed here
An indicating instrument

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MORE MCQ ON Measurement and Instrumentation

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