A conducting ring is placed in a uniform magnetic field with its plane perpendicular to the field. An emf is induced in the ring, if
A
it is rotated about its axis
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B
it is translated
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C
it is rotated about a diameter
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D
it is deformed
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Solution
The correct option is D it is deformed
Emf is induced in the ring, when flux (ϕ) through the ring changes [e=dϕdt]
Among of options only CandD cause change of flux, hence CandD are correct