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Measurement and Instrumentation

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

 relative error
 absolute error
 gross error
 probable error

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Measurement and Instrumentation
What is the approximate input impedance of a CRO?

 0
 100 MΩ
 10 MΩ
 1 MΩ

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Measurement and Instrumentation
A megger is usually

Electro-static type instrument
Hot-wire type instrument
Moving coil type instrument
Moving iron type instrument

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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

 ± 20%
 ± 7.5 %
 ± 2.5%
 ± 1.5%

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Measurement and Instrumentation
Which amplifier in used in an electronic amplifier?

 Differential amplifier.
 Butter amplifer.
 Wideband amplifier.
 Power amplifier.

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Measurement and Instrumentation
Which of the quantity consists of unit as newton-second?

 Speed
 Acceleration
 velocity
 Impulse

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MORE MCQ ON Measurement and Instrumentation

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