A uniform conducting wire of length 12 a and resistance ‘R’ | NEET 2021 Solutions | Fisique

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A uniform conducting wire of length 12 a
and resistance ‘R’ is wound up as a current
carrying coil in the shape of
i) an equilateral triangle of side ‘a’
ii) a square of side ‘a’
The magnetic dipole moments of the coil in
each case respectively are
a)
2 2 3 Ia and 3 Ia
b) 3 Ia2
and Ia2
c) 3 Ia2
and 4 Ia2
d) 4 Ia2
and 3 Ia2

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Sir how will we know we have to find nunber of turns

lavanyasaxena