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Measurement and Instrumentation

Measurement and Instrumentation
If the instrument is to have a wide range, the instrument should have

Linear scale
Square-law scale
Logarithmic scale
Exponential scale

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Measurement and Instrumentation
A 10MHz CRO has

10MHz supply frequency
5MHz sweep
10MHz vertical oscillator
10MHz horizontal oscillator

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Measurement and Instrumentation
A potentiometer may be used for

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

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Measurement and Instrumentation
The terminals across the source are ______________________________ if a current source is to be neglected.

 short circuited
  replaced by a capacitor
  replaced by a source resistance
 open circuited

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Measurement and Instrumentation
A rectifier type instrument is connected to 100VDC and is operated in the DC measuring module reads

90V
111V
100V
50V

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Measurement and Instrumentation
The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be

 250 V.
 260 V.
 248 V.
 252 V.

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MORE MCQ ON Measurement and Instrumentation

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