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Fall 24 GSE Physical Science B IC
Applications of Electromagnetism
Question 2
2
Quiz
Multiple Choice
Applications of Electromagnetism
Question 2 • Fall 24 GSE Physical Science B IC
Which best contrasts electric doorbells and audio speakers?
Answer
A
Doorbells involve rapid changes in the direction of current, and speakers do not.
B
Speakers involve rapid changes in the direction of current, and doorbells do not.
C
Doorbells require closed circuits in order to work, and speakers do not.
D
Speakers require closed circuits in order to work, and doorbells do not.
Question 2
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