A small circular loop of wire of radius a is located at the centre of a much larger circular wire loop of radius b. The two loops are in the same plane. The outer loop of radius b carries an alternating current `I=I_(0)cos(omegat)`. The emf induced in the smaller inner loop is nearly ?A. `pimu_(0)I_(0)(a^(2))/(b)omegasin(omegat)`B. `(pimu_(0)I_(0))/(2)*(a^(2))/(b)omegacos(omegat)`C. `(pimu_(0)I_(0)b^(2))/(a)omegacos(omegat)`D. `(pimu_(0)I_(0))/(2)*(a^(2))/(b)omegasin(omegat)`

A small circular loop of wire of radius a is located at the centre of

1.	A small circular loop of wire of radius a is located at the centre of a much larger circular wire loop of radius b. The two loops are in the same plane. The outer loop of radius b carries an alternating current `I=I_(0)cos(omegat)`. The emf induced in the smaller inner loop is nearly ?A. `pimu_(0)I_(0)(a^(2))/(b)omegasin(omegat)`B. `(pimu_(0)I_(0))/(2)(a^(2))/(b)omegacos(omegat)`C. `(pimu_(0)I_(0)b^(2))/(a)omegacos(omegat)`D. `(pimu_(0)I_(0))/(2)(a^(2))/(b)omegasin(omegat)`
Answer» Correct Answer - D

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