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Measurement and Instrumentation

Measurement and Instrumentation
______ movement is most expensive.

Moving iron
Dynamometer
D'Arsonval movement
None of the listed here

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Measurement and Instrumentation
Which one of the following meters has maximum loading effect on the circuit under measurement ?

 100 Ω/volt
 1000 Ω/volt
 1 MΩ/volt
 10 MΩ/volt

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Measurement and Instrumentation
Deflection method direct measurements are most widely used as these are

 least time consuming.
 most simple and least time consuming.
 most accurate.
 most simple.

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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+3√2 A.
  3 A.
 2 A.
 5 A.

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Measurement and Instrumentation
The effect of load resistance is important in measurement of

 both A and B.
 resistance of shunt.
 resistance of shunt winding.
 resistance of ammeter.

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Measurement and Instrumentation
Figure show an RC potentiometer to measure AC voltage. It is desire that Vo/Vi should be independent of frequency. The value of C shoud be

 11 µF.
 0.1 µF.
 10 µF.
 0.09 µF.

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MORE MCQ ON Measurement and Instrumentation

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