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Measurement and Instrumentation

Measurement and Instrumentation
The scale of a rectifier instrument is

None of the listed here
Either linear or non linear
Non-linear
Linear

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Measurement and Instrumentation
What is the approximate input impedance of a CRO?

 0
 1 MΩ
 10 MΩ
 100 MΩ

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Measurement and Instrumentation
A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is

 4.8 μH/radian.
 2.0 μH/radian.
 114.6 μH/radian.
 12.0 μH/radian.

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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

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

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Measurement and Instrumentation
Resistances can be measured with the help of

Voltmeters
Ammeters
Ohmmeters and resistance bridges
Wattmeters

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Measurement and Instrumentation
Magnetic deflection is inversely proportional to

 (Voltage)2.
 Voltage.
 (Voltage)-0.5.
 (Voltage)1.5.

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MORE MCQ ON Measurement and Instrumentation

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