Question:
A uniform conducting wire of length 12a 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 uniform conducting wire of length 12a 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:
(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:
Updated On: Apr 14, 2025
4Ia2 and 3Ia2
√3Ia2 and 3Ia2
3Ia2 and Ia2
3Ia2 and 4Ia2
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The Correct Option is B
Solution and Explanation
The correct answer is option (B): √3Ia2 and 3Ia2
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Concepts Used:
Electric Dipole
An electric dipole is a pair of equal and opposite point charges -q and q, separated by a distance of 2a. The direction from q to -q is said to be the direction in space.
p=q×2a
where,
p denotes the electric dipole moment, pointing from the negative charge to the positive charge.
Force Applied on Electric Dipole
