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Measurement and Instrumentation

Measurement and Instrumentation
Standardization of potentiometer is done in order that, they become

 accurate and direct reading.
 accurate and precise.
 precise.
 accurate.

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Measurement and Instrumentation
Resolution of an instrument is

 the minimum quantity it can measure.
 the maximum non linearity.
 ability to distinguish polarity.
 the maximum quantity it can measure.

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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 V.
 (2 + √3/2)V.
 0 V.
 5 V.

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Measurement and Instrumentation
Ratio of readings of two wattmeter connected to measure power in a balanced 3-phase load is 5:3 and the load is inductive. The power factor at load is

 0.6 lag.
 0.917 lead.
 0.6 lead.
 0.917 lag.

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

  3 A.
 2 A.
 5 A.
 2+3√2 A.

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Measurement and Instrumentation
In induction type ammeter, _____ damping is provided.

None of the listed here
Eaddy current
Fluid friction
Air friction

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MORE MCQ ON Measurement and Instrumentation

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