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Measurement and Instrumentation

Measurement and Instrumentation
Direct method is used to measure

Pressure
Voltage
Temperature
Length

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Measurement and Instrumentation
A 1 mA meter is to be converted to 1 A ammeter. The meter resistance is 100 Ω. The value of shunt resistance

 0.001 Ω.
 0.1001 Ω.
 1000 Ω.
 100 Ω.

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Measurement and Instrumentation
Symmetric errors are

All of the listed here
Environment errors
Instrument errors
Observational errors

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Measurement and Instrumentation
The calibration of a voltmeter can be carried out by using

 A function generator.
 A frequency meter.
  A potentiometer.
 An ammeter.

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Measurement and Instrumentation
An instrument to be used for measurement and control should preferably have

Dead zone and dead time
Non-linear output
A highly damped response
Linear output and fast response

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Measurement and Instrumentation
When a potentiometer is used for measurement of voltage of an unknown source, the power consumed in the circuit of the unknown source under null condition is

 ideally zero.
 small.
 very high.
 high.

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MORE MCQ ON Measurement and Instrumentation

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