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Measurement and Instrumentation

Measurement and Instrumentation
The best type of meter moment is ______ moment.

Dynamometer
None of the listed here
D'Arsonval
Iron- vane

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Measurement and Instrumentation
In a moving coil instrument, the deflecting torque is proportional to

Current
Squareroot of the current
Square of the current
Sine of the measurand

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Measurement and Instrumentation
When the pointer of an indicating instrument comes to rest in the final deflected position, ______

Only controlling torque acts
Both deflecting and controlling torques act
Only deflecting torque acts
None of the listed here

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Measurement and Instrumentation
An average reading digital multimeter reads 10 V when fed a triangular wave, symmetric about the axis. For the same input, an rms reading meter will read

  10√3.
 10.
 20√3.
 20.

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Measurement and Instrumentation
Null type recorders are

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

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Measurement and Instrumentation
A galvanometer has

Fluid friction damping
Air friction damping
Spring coil damping
Eddy current damping

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MORE MCQ ON Measurement and Instrumentation

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