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Measurement and Instrumentation

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

Eaddy current
Fluid friction
None of the listed here
Air friction

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Measurement and Instrumentation
A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read

0 A
None of the listed here
5 A
2.5 A

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Measurement and Instrumentation
How many time-base circuits does a dual face CRO can have?

 2.
 4.
 3.
 1.

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Measurement and Instrumentation
The spring material used in a spring control device should have the following property.

All of the listed here
Should non magnetic
Should have low specific resistance
Most be of low temperature co-efficient

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Measurement and Instrumentation
Basically potential meter is a device for

Comparing two currents
Measuring a voltage
Measuring a current
Comparing two voltages

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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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MORE MCQ ON Measurement and Instrumentation

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