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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

 225 mWb.
 0.
 450 mWb.
 1000 mWb.

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Measurement and Instrumentation
How many fundamental units are there ?

 4
 7
 6
 8

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Measurement and Instrumentation
Which wave has the least form factor?

Square wave
Rectangular wave
Triangular wave
Sine wave

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Measurement and Instrumentation
In a portable instrument , the controlling torque is provided by

Spring
All of the listed here
Eddy currents
Gravity

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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

0.023mA
0.05mA
0.1mA
0.007mA

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Measurement and Instrumentation
When checked with an ohm meter an open resistor reads

  infinite.
  low but not zero.
  high but within tolerance.
  zero.

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MORE MCQ ON Measurement and Instrumentation

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