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Measurement and Instrumentation

Measurement and Instrumentation
The Metric System is also called as:

 SI
None of these
 CGS
 MKS system

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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?

 105.6o.
 30o.
 63.25o.
 150o.

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Measurement and Instrumentation
A Lissajous pattern on an oscilloscope has 5 horinzontal tangencies and 2 vertical tangencies. The frequency of horizontal input is 100 Hz. The frequency of the vertical will be

 625 Hz.
 250 Hz.
 500 Hz.
 400 Hz.

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Measurement and Instrumentation
In a portable instrument , the controlling torque is provided by

Spring
Gravity
Eddy currents
All of the listed here

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Measurement and Instrumentation
Moving iron instruments have _____ scale.

None of the listed here
Uniform
Log
Squared

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Measurement and Instrumentation
In a ballistic galvanometer, the deflecting torque is proportional to

The current through coil
Sine of measured
Square of current through coil
Square-root of current through coil

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