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A circular loop of radius r is carrying current I . The ratio of magnetic field at the centre of circular loop and at a …

Q1

A circular loop of radius r is carrying current I. The ratio of magnetic field at the centre of circular loop and at a distance r from the center of the loop on its axis is:

a

\(1:3\sqrt{2}\)

b

\(3\sqrt{2}:2\)

c

\(2\sqrt{2}:1\)

d

\(1:\sqrt{2}\)

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