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Measurement and Instrumentation

Measurement and Instrumentation
The errors introduced by an instrument fall in which category ?

 Random errors
 Environmental errors
 Gross errors
 Systematic errors

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Measurement and Instrumentation
The rectifier instrument is not free from

Frequency error
All of the listed here
Temperature error
Wave shape error

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Measurement and Instrumentation
What is the expression for acceleration?

 Mass x acceleration
 Mass x velocity
 Force x displacement
 Change in velocity / time

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Measurement and Instrumentation
A voltmeter using thermocouple measures

 Peak value.
 Average value.
  rms value.
 Peak to peak value.

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Measurement and Instrumentation
In a moving iron meter, the deflecting torque is proportional to

Squareroot of the measurand
Square of the current through the coil
Sine of the measurand
Current through the coil

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Measurement and Instrumentation
The main advantage of Anderson bridge over Maxwell bridge is that

 measures high Q inductors.
  reduction of the cost.
 balance equation independent of frequency.
 attaining balance condition is easier.

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MORE MCQ ON Measurement and Instrumentation

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