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[" A superconducting loop of radius "R" has self inductance L.A uniform and constant "],[" magnetic field "B" is applied perpendicular to the plane of the loop.Initially current in this "],[" loop is zero.The loop is rotated by "180^(@)" .The current in the loop after rotation is equal to "],[" A) Zero ",B" ) "(B pi R^(2))/(L^(2))quad " C) "(2B pi R^(2))/(LR^(2))quad " D) "(B pi R^(2))/(Delta pi R^(2))]

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