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  4. A rectangular coil of metallic wire is placed in a uniform field 20 mT with its plane perpendicular to the field. If area of loop is shrinking at a constant rate of 0.4 m 2 / sec. Find the induced e.m.f. in the coil is

Q. A rectangular coil of metallic wire is placed in a uniform field with its plane perpendicular to the field. If area of loop is shrinking at a constant rate of . Find the induced e.m.f. in the coil is

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Solution:


as is given constant.


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