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MHT CET Physics question

PhysicsElectromagnetic InductionMHT CET

A metal rod of length 1m is rotated about its ends in a plane at right angle to uniform magnetic field of induction T.If it makes 1800 rotation per minute then the emf induce between its ends is:

Answer: (A)

Solution

Hz and \tfracl^2$=Bπ

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Question ID VK-081807