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Measurement and Instrumentation

Measurement and Instrumentation
To measure high frequency currents, we mostly use ______ ammeter.

Thermocouple
Dynamometer
Hot wire
Moving iron

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

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

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Measurement and Instrumentation
The maximum percentage error in the sum of two voltage measurements when V1 = 100V ± 1% and V2 = 80V ± 5% is

 ± 6%
 ± 2.8%
 ± 3%
 ± 4%

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Measurement and Instrumentation
A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is

 100 V.
 200 V.
 50 V.
 25 V.

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Measurement and Instrumentation
Ryall crest voltmeter is used for measurement of

High DC voltage
Low frequency voltage
AC voltage of any form
High AC voltage

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Measurement and Instrumentation
A potentiometer may be used for

Calibration of ammeter
All of the listed here
Measurement of current
Measurrment of resistance

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MORE MCQ ON Measurement and Instrumentation

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