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Measurement and Instrumentation

Measurement and Instrumentation
The household energymeter is

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

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Measurement and Instrumentation
What is the standard unit for length ?

 Kilometer
 Inch
 Centimeter
 Meter

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Measurement and Instrumentation
A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of

 Contact resistance.
 Thermoelectric emfs.
 All of above.
 Resistance of connecting leads.

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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?

 2 A.
 2+3√2 A.
  3 A.
 5 A.

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Measurement and Instrumentation
A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is

0°
90°
120°
30°

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Measurement and Instrumentation
The use of thermocouple meters for AC measurement leads to scale which is

 logarithmic.
 square law.
 linear.
 expontial.

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MORE MCQ ON Measurement and Instrumentation

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