Lessons

Eamcet Physics
2 nd Year : Unit 4.2 ( Alternating Current ) - Electromagnetic Induction

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Q.

A copper rod of mass m slides under gravity on two smooth parallel rails l distance apart and set at an angle θ to the horizontal. At the bottom, the rails are joined by a resistance R. There is a uniform magnetic field perpendicular to the plane of the rails. The terminal velocity of the rod is

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Correct choice: B

Explanation:

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