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Measurement and Instrumentation

Measurement and Instrumentation
A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be

 5.78 A.
  4.47 A.
 2 A.
 4 A.

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Measurement and Instrumentation
Basically potential meter is a device for

Measuring a current
Comparing two voltages
Comparing two currents
Measuring a voltage

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Measurement and Instrumentation
Null type recorders are

 potentiometric recorders.
 bridge recorders.
 any one of the above.
 LVDT recorders.

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Measurement and Instrumentation
If two meters X and Y require 40 mA and 50 mA respectively, to give full scale deflection, then

 It would not be possible to assess the sensitivity on the basis of the given data.
 Both X and Y are equally sensitive.
 Y is more sensitive.
 X is more sensitive.

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Measurement and Instrumentation
A multirange instrument has

Variable turns of coil
Multirange meters inside the measurement system
Multicoil arrangement
Multiple shunt or series resistance inside the meter

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Measurement and Instrumentation
An oscilloscope indicates

Average value
Peak to peak value of voltage
RMS value
DC value of voltage

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MORE MCQ ON Measurement and Instrumentation

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