Welcome to the Quiz!
This quiz contains 6 questions from a mix of 1 subtopics.
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This lesson covers:
- How loudspeakers use the motor effect to convert electricity to sound waves
- How microphones use the generator effect to convert sound waves to electricity
What is the function of a loudspeaker?
It converts electrical signals into sound waves
It converts sound waves into electrical signals
It converts alternating current into direct current
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Do loudspeakers rely on the generator effect (electromagnetic induction), or the motor effect?
Motor effect
Generator effect (electromagnetic induction)
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Do microphones rely on the generator effect (electromagnetic induction), or the motor effect?
Generator effect (electromagnetic induction)
Motor effect
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What is the structure labelled A in the above digram of a loudspeaker?
Magnet
Cone (diaphragm)
Coil
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What is the structure labelled A in the above digram of a microphone?
Cone (diaphragm)
Coil
Magnet
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