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Measurement and Instrumentation

Measurement and Instrumentation
An ammeter of range 0-25 A has a guaranteed accuracy of 1% of full-scale reading. The current measured by the ammeter is 5 A. The limiting error in the reading is

 5%
 4%
 6%
 3%

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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

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

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Measurement and Instrumentation
Commonly used instruments in power system measurement are

Moving coil or iron
Rectifier
Electrostatic
Induction

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Measurement and Instrumentation
Relative permittivity can be measured by _______ bridge

 Desautys.
 Wheatstones.
 Hays.
 Schering.

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Measurement and Instrumentation
A moving iron instrument can be used for

None of the listed here
Both DC& AC
AC only
DC only

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Measurement and Instrumentation
The range of a moving iron ac ammeter is extended by

A multiplier
Changing number of turns of operating coil
None of the listed here
A shunt

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MORE MCQ ON Measurement and Instrumentation

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