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Measurement and Instrumentation

Measurement and Instrumentation
A potentiometer may be used for

All of the listed here
Measurrment of resistance
Calibration of ammeter
Measurement of current

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Measurement and Instrumentation
A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads

100V
50V
90V
111V

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Measurement and Instrumentation
For a circuit given that I = 2 ± 5 % A, R = 100 ± 0.2 % Ω the limiting error in the power dissipation I2 R in the resistor R is

 1.2%
 10.2%
 25.2%
 5.2%

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Measurement and Instrumentation
In a dynamometer wattmeter, the moving coil is the

Current coil
None of the listed here
Current coil and potential coil
Potential coil

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Measurement and Instrumentation
The high torque to weight ratio in an analog indicating instrument indicates

 none of these.
 high friction loss.
 low friction loss.
 nothing related to friction loss.

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Measurement and Instrumentation
A dynamometer wattmeter can be used for

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

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MORE MCQ ON Measurement and Instrumentation

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