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Measurement and Instrumentation

Measurement and Instrumentation
In flux meter, the controlling torque is produced by

 not provided at all.
 crossed coil mechanism.
 weight attached to the moving coil.
 spring.

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Measurement and Instrumentation
What is the unit of plane angle?

 Candela
 Steradian
 Degree
 Radian

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Measurement and Instrumentation
Jewels are used in instruments for the purpose of

Bearing
Torque control
Suppressing noise
Damping

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Measurement and Instrumentation
A power factor meter has

Two current circuit and one pressure circuit
None of the listed here
One current circuit and one pressure circuit
One current circuit and two pressure circuits

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Measurement and Instrumentation
A first order instrument is characterized by

 Static sensitivity, damping coefficient and natural frequency of oscillations
 Static sensitivity and time constant
 Static sensitivity and damping coefficient
 Time constant only

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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

 20√3.
  10√3.
 10.
 20.

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MORE MCQ ON Measurement and Instrumentation

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