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Measurement and Instrumentation

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

Parallel
Series
Series-parallel
None of the listed here

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Measurement and Instrumentation
_______ is used to measure the flow of air around aeroplane.

  Anemometer.
 Venturimeter.
 Orifice.
 nucleus.

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Measurement and Instrumentation
An analog ammeter is

 a controlling instrument.
 a recording instrument.
 an absolute instrument.
  an indicating instrument.

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Measurement and Instrumentation
The terminals across the source are ______________________________ if a current source is to be neglected.

  replaced by a capacitor
 short circuited
 open circuited
  replaced by a source resistance

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Measurement and Instrumentation
A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is

 2.0 μH/radian.
 12.0 μH/radian.
 114.6 μH/radian.
 4.8 μH/radian.

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Measurement and Instrumentation
Which meter is suitable for the measurement of 10mV at 50MHz?

Moving coil voltmeter
Moving iron voltmeter
CRO
VTVM

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