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Measurement and Instrumentation

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

 expontial.
 linear.
 logarithmic.
 square law.

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Measurement and Instrumentation
What is the approximate input impedance of a CRO?

 10 MΩ
 100 MΩ
 1 MΩ
 0

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Measurement and Instrumentation
For measuring a very high resistance we should use

Kelvin's double bridge
None of the listed here
Megger
Wheat stone bridge

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Measurement and Instrumentation
An instrument to be used for measurement and control should preferably have

A highly damped response
Dead zone and dead time
Linear output and fast response
Non-linear output

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Measurement and Instrumentation
If an inductance is connected in one arm of the bridge and resistance is the remaining three arms

None of the listed here
The bridge can be balanced if the resistance have some specific values
The bridge cannot be balanced
The bridge can always be balanced

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Measurement and Instrumentation
In a single phase energy meter, braking torque is provided by

Air friction
Permanent magnet
None of the listed here
Fluid friction

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MORE MCQ ON Measurement and Instrumentation

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