Welcome to the Quiz!
This quiz contains 7 questions from a mix of 1 subtopics.
What does a.c. stand for?
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What does d.c. stand for?
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What type of current is generated by an alternator?
Alternating current
Direct current
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What type of current is generated by a dynamo?
Direct current
Alternating current
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What is the difference between the design of an alternator and the design of a dynamo?
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Explain how an electromagnetic induction (generator effect) is used in dynamos.
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What happens to the oscillations on an oscilloscope when you increase the speed at which a coil rotates in an alternator?
The amplitude and the frequency both increase.
The amplitude and the frequency both stay the same.
The amplitude increases, but the frequency stays the same.
The frequency increases, but the amplitude stays the same.
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