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Measurement and Instrumentation

Measurement and Instrumentation
The difference between the measured value and the true value is called

 absolute error
 relative error
 gross error
 probable error

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Measurement and Instrumentation
A moving iron instrument can be used for

Both DC& AC
DC only
None of the listed here
AC only

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

Bearing
Torque control
Damping
Suppressing noise

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Measurement and Instrumentation
A permanent magnet moving coil ammeter has a coil resistance of 99ohm and Full Scale DeflectionFSD. current of 0.1mA. Shunt resistance is 1 ohm. Current through the meter at 0.5 F.S.D is

0.1mA
0.023mA
0.05mA
0.007mA

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Measurement and Instrumentation
Which amplifier in used in an electronic amplifier?

 Differential amplifier.
 Butter amplifer.
 Power amplifier.
 Wideband amplifier.

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Measurement and Instrumentation
In a moving iron meter, the deflecting torque is proportional to

Square of the current through the coil
Squareroot of the measurand
Sine of the measurand
Current through the coil

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MORE MCQ ON Measurement and Instrumentation

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