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Measurement and Instrumentation

Measurement and Instrumentation
The multiplier and the meter coil in a voltmeter are in

Series
Parallel
None of the listed here
Series-parallel

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Measurement and Instrumentation
If two 300V full scale voltmeters V1 and V2 having sensitivities of 100 kOhm/V and 150 kOhm/V are connected in series to measure 500V then

 V1 = 250V and V2 = 250V.
 V1 = 200V and V2 = 300V.
 V1 = 300V and V2 = 200V.
 V1 = 0V and V2 = 0V.

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Measurement and Instrumentation
Which of the following meter is most suitable for measuring radio frequency currents?

 Moving - coil meter.
 Moving - iron meter.
 VTVM.
  Thermocouple meter.

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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
0.05mA
0.007mA
0.023mA

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Measurement and Instrumentation
On a simple ohmmeter, the 0 Ω mark is _______ of the scale.

Far right
None of the listed here
Far left
In the middle

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Measurement and Instrumentation
In the bridge given in the figure, the reading of the high impedance voltmeter is

 Zero.
 6.66 V.
 4.20 V.
 - 3.33 V.

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