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Measurement and Instrumentation

Measurement and Instrumentation
To increase Q factor of a coil, the wire should be

 long.
 thick.
 long and thin.
 thin.

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Measurement and Instrumentation
Moving iron instruments have _____ scale.

Squared
None of the listed here
Log
Uniform

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Measurement and Instrumentation
The smallest change in measured variable to which instrument will respond is

 accuracy.
  resolution.
 sensitivity.
 precision.

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Measurement and Instrumentation
In figure Z1 = 200∠60° ohm. Z2 = 400∠-90° ohm, Z3 = 300∠0° ohm. Then Z4 for bridge to be balanced is

 600∠-150° ohm.
 400∠-90° ohm.
 150∠30° ohm.
 300∠90° ohm.

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Measurement and Instrumentation
The pressure coil of a wattmeter should be connected on the supply side of the current coil when

Load impedance is high
Supply voltage is low
None of these
Load impedance is low

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Measurement and Instrumentation
A transducer measures a range of 0 – 200 N force with a resolution of 0.15 percent of full scale. What is the smallest change which can be measured by this transducer ?

 3.33 N
 0.15 N
 0.3 N
 6.66 N

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MORE MCQ ON Measurement and Instrumentation

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