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Measurement and Instrumentation

Measurement and Instrumentation
An electric pyrometer is an instrument used to measure

Phase
Frequency
High temperatures
None of the listed here

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Measurement and Instrumentation
A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads

 (2 + √3/2)V.
 5 V.
 2 V.
 0 V.

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Measurement and Instrumentation
When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is

Short-circuited
Faulty
All right
None of these

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

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

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Measurement and Instrumentation
The use of __________________ instruments is merely confined within laboratories as standardizing instrument.

 recording.
  absolute.
 integrating.
 indicating.

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Measurement and Instrumentation
What is the standard unit for length ?

 Kilometer
 Meter
 Inch
 Centimeter

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