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Measurement and Instrumentation

Measurement and Instrumentation
The core flux in the CT of above question no.6, under the given operating conditions is

 0.
 1000 mWb.
 225 mWb.
 450 mWb.

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Measurement and Instrumentation
Which of following is a vector quantity?

 Magnetic field intensity.
 Flux density.
 Magnetic potential.
 Relative permeability.

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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
0.007mA
0.05mA
0.023mA

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Measurement and Instrumentation
The difference between the indicated value and the true value of a quantity is

 Absolute error
 Gross error
 Relative error
 Dynamic error

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Measurement and Instrumentation
For measurement of mutual inductance we can use

Any of the listed here
Anderson bridge
Maxwell's bridge
Heavyside bridge

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Measurement and Instrumentation
A permanent magnet moving coil ammeter is connected in 50 Hz a. c. Circuit in which 5A current is flowing. The meter will read

None of the listed here
5 A
2.5 A
0 A

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