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Measurement and Instrumentation

Measurement and Instrumentation
The controlling torque of an indicating instrument ______ as the deflection of the moving system increases.

None of the listed here
Remains same
Decreases
Increases

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Measurement and Instrumentation
With a sweep time 10ms across the screen the approx. horizontal sawtooth frequency will be

50Hz
500Hz
1kHz
100Hz

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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

 3%
 5%
 4%
 6%

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Measurement and Instrumentation
What is the name of physical quantities which are independent of each other?

 Numerical quantity
None of these
 Fundamental quantity
 Derived quantity

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Measurement and Instrumentation
The multiplier and the meter coil in a voltmeter are in

Series
Parallel
None of the listed here
Series-parallel

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Measurement and Instrumentation
In flux meter, the controlling torque is produced by

 not provided at all.
 weight attached to the moving coil.
 spring.
 crossed coil mechanism.

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