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Measurement and Instrumentation

Measurement and Instrumentation
Instrument transformers are

Both current and potential transformers
Power transformers
Pottential transformers
Current transformers

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

 2.
 3.
 1.
 4.

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Measurement and Instrumentation
Systematic errors are

 instrument errors.
All of these
 environmental errors.
 observational errors.

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Measurement and Instrumentation
Which of the quantity consists of unit as kg m/sec ?

 Impulse
 Momentum
 Speed
 Acceleration

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Measurement and Instrumentation
In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is

 5.0 mm/Ω
 0.4 mm/Ω
 0.8 mm/Ω
 2.5 mm/Ω

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Measurement and Instrumentation
The absolute measurement of resistance is done by

Rayleigh method
Bridge Method
Ohm’s law method
Lorenz method

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MORE MCQ ON Measurement and Instrumentation

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