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Measurement and Instrumentation

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?

 3.33%
 2%
 5%
 1%

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Measurement and Instrumentation
To measure 5 volts, if one selects a 0-100 volt range voltmeter which is accurate with in ± 1%, then the error in this measurement may be up to

 ± 7.5 %
 ± 2.5%
 ± 1.5%
 ± 20%

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Measurement and Instrumentation
What is the standard unit for length ?

 Centimeter
 Inch
 Meter
 Kilometer

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Measurement and Instrumentation
Induction wattmeter can measure

Ac power only
Dc power only
Both AC and DC
None of the listed here

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Measurement and Instrumentation
An ammeter is ______ instrument.

An indicating
None of the listed here
A recording
An integrating

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Measurement and Instrumentation
A dynamometer wattmeter can be used for

DC only
Any of the listed here
Both DC and AC
AC only

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MORE MCQ ON Measurement and Instrumentation

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