Electrical Engineering MCQs on Electrical Measurements Part 3
Contents
The most commonly used induction-type instrument is
The most commonly used induction type instrument is:
- Induction ammeter
- Induction voltmeter
- Induction watt-hour meter
- Induction wattmeter
Correct answer: 3. Induction watt-hour meter
Barometer is used to measure
Barometer is used to measure:
- Atmospheric pressure
- Temperature
- Altitude
- Slope angle
Correct answer: 1. Atmospheric pressure
Which of following meter will be most sensitive
Which of following meter will be most sensitive
- 100 mA
- 100 µA
- 50 µA
- 1 µA
Correct answer: 4. 1 µA
As the deflection of moving system increases, the controlling torque of indicating instrument
As the deflection of moving system increases, the controlling torque of indicating instrument:
- Increases
- Decreases
- Remains unchanged
- None of these
Correct answer: 1. Increases
Moving iron instruments have
Moving iron instruments have:
- Log scale
- Uniform scale
- Squared scale
- None of these
Correct answer: 3. Squared scale
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