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Suppose you were asked to demonstrate electromagnetic induction. Which of the following situations will result in an electric current? A. A magnet is moving toward a wire loop. …
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Suppose you were asked to demonstrate electromagnetic induction. Which of the following situations will result in an electric current? A. A magnet is moving toward a wire loop. …
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Aug 26, 2018
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Suppose you were asked to demonstrate electromagnetic induction. Which of the following situations will result in an electric current?
A. A magnet is moving toward a wire loop.
B. A wire loop is moving away from a magnet.
C. A wire loop is rotated near a magnet.
D. All of the above
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The answer is D. It is obvious since it is a one-choice question and both A and B state the exact same thing. Therefore the answer has to be D and so C has to be correct as well. Exam techniques! :D
Force Bolt
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D. All of the above. When a wire loop is moved or rotated in a magnetic field, there is a change in magnetic flux which produces emf in wire loop and hence electric current is produced.
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Aug 31, 2018
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