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Measurement and Instrumentation

Measurement and Instrumentation
The use of thermocouple meters for AC measurement leads to scale which is

 square law.
 linear.
 expontial.
 logarithmic.

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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
Friction compensation
None of the listed here

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

Damping
Suppressing noise
Torque control
Bearing

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Measurement and Instrumentation
A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be

 625 Hz.
 400 Hz.
 500 Hz.
 250 Hz.

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Measurement and Instrumentation
Which of the quantity consists of unit as Pascal ?

 Pressure
 Force
 Impulse
 Temperature

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Measurement and Instrumentation
Which of the following devices should be used for accurate measurement of low D.C. voltage?

Small range moving coil voltmeter
None of these
Small range thermocouple voltmeter
C. potentiometer

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