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Measurement and Instrumentation

Measurement and Instrumentation
What is the standard unit for length ?

 Inch
 Centimeter
 Kilometer
 Meter

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Measurement and Instrumentation
For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from

 A source other than the source of unknown voltage.
 Any of above.
 A battery.
 The same source as the unknown voltage.

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Measurement and Instrumentation
An electrodynamic meter can be used to measure

 AC volatge.
 DC current.
 DC voltage.
  both AC and DC voltage.

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Measurement and Instrumentation
How many fundamental units are there ?

 7
 8
 6
 4

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Measurement and Instrumentation
A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is

 2 V
 1 V
 0.5 V
 1.5 V

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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

 400 Hz.
 625 Hz.
 250 Hz.
 500 Hz.

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MORE MCQ ON Measurement and Instrumentation

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