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An equilateral triangular loop of uniform specific resistivity having some resistance is pulled with a constant velocity out of a uniform magnetic field directed into the paper. At time , side of the loop is at the edge of the magnetic field. The induced current versus time graph will be as :

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Let be the side of the triangle and the length .
and are similar triangles.
Induced e.m.f.,
Induced current,
or
Thus, the graph is a straight line with a negative slope and positive intercept.
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