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5 months ago
As shown in the figure, a straight wire carries a steady current I. A metal bar is in contact with a pair of rails and is in upward motion with velocity of magnitude ν. The polarity of the induced emf in terminals X and Y is


• X is positive and Y is negative.

• X and Y are at the same potential.

• Y is positive and X is negative.
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College Physics: A Strategic Approach
Edition: 3rd
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5 months ago
Y is positive and X is negative.
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