Three identical bar magnets each of magnetic moment M are placed in form of an equilateral triangle

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5.Magnetism and Matter

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Three identical bar magnets each of magnetic moment $M$ are placed in the form of an equilateral triangle as shown. The net magnetic moment of the system is

A

Zero

B

$2\, M$

C

$M\sqrt 3 $

D

$\frac{{3M}}{2}$

Solution

(b) The resultant magnetic moment can be calculated as follows.

Standard 12

Physics

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