A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic field a

Q.
A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic field at the centre of the loop is B. It is then bent into a circular coil of n turns. The magnetic field at the centre of this coil of n turns will be

a. nB b. n2B c. 2nB d. 2n2B
NEET 2016 PHASE II

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