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Measurement and Instrumentation

Measurement and Instrumentation
Systematic errors are

 environmental errors.
 instrument errors.
All of these
 observational errors.

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Measurement and Instrumentation
Direct method is used to measure

Pressure
Voltage
Length
Temperature

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Measurement and Instrumentation
The quantity 1/√(∈0 × μ0) in SI units has the

 both ‘a’ and ‘b’.
 none of these.
 dimension LT-1.
 speed of light.

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Measurement and Instrumentation
The material of the shunt should have _______ temperature co-efficient of resistance.

Negligible
None of the listed here
Positive
Negative

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Measurement and Instrumentation
A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is

 10 bar.
  250 bar.
 270 bar.
 260 bar.

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Measurement and Instrumentation
A thermometer having first order dynamics is subjected to a sudden temperature change of 30oc to 150oc. If it has he time constant of 5 sec, what temperature will be indicated by after 5 sec?

 30o.
 105.6o.
 150o.
 63.25o.

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