Consider a short bar magnet of magnetic length 10 cm . Its geometric length is

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Question: Answered & Verified by Expert

Consider a short bar magnet of magnetic length

10 cm

. Its geometric length is

PhysicsMagnetic Effects of CurrentJEE Main

Options:

A $12 cm$
B $5 cm$
C $3 cm$
D $4 cm$

Solution:

2701 Upvotes Verified Answer

The correct answer is:

12 cm

Geometric length of a magnet is

\frac{6}{5}

times its magnetic length.

∴ Geometric length =

\frac{6}{5} \times 10 = 12 cm

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