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Measurement and Instrumentation

Measurement and Instrumentation
An induction wattmeter can be used for

Both DC and AC
Dc only
Ac only
Any of the listed here

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Measurement and Instrumentation
Which of the following is a variable displacement transducer?

None of these
 synchros
 tachometer
 potentiometer

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Measurement and Instrumentation
A galvanometer has

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

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Measurement and Instrumentation
To measure ac as well as dc power, we use

Sometimes induction and sometimes dynamometer wattmeter
Dynamometer wattmeter
Induction wattmeter
None of the listed here

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Measurement and Instrumentation
In eddy current damping, disc or former is made of a material that is a

Conductor but non magnetic
Non conductor but magnetic
Non conductor and non magnetic
Conductor but magnetic

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Measurement and Instrumentation
Dynamic errors are caused by

 human error
 environmental error
 observational error
 instrument not responding fast

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MORE MCQ ON Measurement and Instrumentation

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