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Measurement and Instrumentation
A null type instrument as compared to a deflected type instrument has
a faster response.
a lower sensitivity.
a higher accuracy.
All of these
a faster response.
a lower sensitivity.
a higher accuracy.
All of these
Answer
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Related Question
Measurement and Instrumentation
The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance
± 2.5%
± 1.5%
± 1%
± 3.5%
± 2.5%
± 1.5%
± 1%
± 3.5%
Answer
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Measurement and Instrumentation
The multiplier and the meter coil in a voltmeter are in
Series-parallel
Parallel
Series
None of the listed here
Series-parallel
Parallel
Series
None of the listed here
Answer
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Measurement and Instrumentation
The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240×10-6 N-m on full scale. If magnetic flux density is 1Wb/m2 range of meter is
4 mA.
1 mA.
2 mA.
3 mA.
4 mA.
1 mA.
2 mA.
3 mA.
Answer
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Measurement and Instrumentation
For measurement of mutual inductance we can use
Heavyside bridge
Maxwell's bridge
Anderson bridge
Any of the listed here
Heavyside bridge
Maxwell's bridge
Anderson bridge
Any of the listed here
Answer
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Measurement and Instrumentation
In the bridge given in the figure, the reading of the high impedance voltmeter is
Zero.
4.20 V.
- 3.33 V.
6.66 V.
Zero.
4.20 V.
- 3.33 V.
6.66 V.
Answer
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