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Measurement and Instrumentation

Measurement and Instrumentation
An Ohmmeter is a

Moving iron instrument
Dynamometer instrument
Moving coil instrument
None of the listed here

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Measurement and Instrumentation
To measure the flux, devices used are based on

Voltaic effect
Piezo-electric effect
Hall effect
Photo-voltaic effect

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Measurement and Instrumentation
In a portable instrument , the controlling torque is provided by

Spring
Gravity
Eddy currents
All of the listed here

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Measurement and Instrumentation
The resistance offered to the passage of an in-varying current by a column of mercury at the temperature of melting ice of mass 14.4521 gms of uniform cross-sectional area and length 106.3cm is

Standard ohm
One ohm according to working standards
One international ohm
One ohm according to SI units

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Measurement and Instrumentation
The adjustment of position of shading bands, in an energy meter is done to provide

Creep compensation
Breaking torque
None of the listed here
Friction compensation

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Measurement and Instrumentation
Null type recorders are

 potentiometric recorders.
 bridge recorders.
 any one of the above.
 LVDT recorders.

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MORE MCQ ON Measurement and Instrumentation

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