Everyday Science · Physics in Everyday Life · page 44 of 62
Electricity & Magnetism MCQs with Answers
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- 431.
Which of the following is a diamagnetic material?
- 432.
The capacitance of capacitors increases when they are connected in ?
- 433.
The principle of an electric generator is based on _?
- 434.
Which of the following materials is incorrectly listed as a semiconductor?
- 435.
With the speed of a motor, the magnitude of back e.m.f. _?
- 436.
A capacitor has a capacitance of 10 μF. What is its reactance at a frequency of 50 Hz?
- 437.
_ is the unit of measurement for the potential difference that causes a current to flow through a conductor.
- 438.
The direction of induced e.m.f. in a circuit is in accordance with conservation of _?
- 439.
The temperature coefficient of resistance for a semiconductor is?
- 440.
For rectification, we use _ as a rectifier.