MOMENT \[M=m\times \ell \]           \[M'=m\times R\] From FIGURE                    \[\ell =\FRAC{\PI r}{3}\]  or   \[r=\frac{3\ell }{\pi }\] so,   \[M'=m\times r\] \[=\frac{m\times 3\ell }{\pi }=\frac{3}{\pi }M\]

"> MOMENT \[M=m\times \ell \]           \[M'=m\times R\] From FIGURE                    \[\ell =\FRAC{\PI r}{3}\]  or   \[r=\frac{3\ell }{\pi }\] so,   \[M'=m\times r\] \[=\frac{m\times 3\ell }{\pi }=\frac{3}{\pi }M\]

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A bar magnet of length \['\ell '\] and magnetic dipole moment ?M? is bent in the form of an are as shown in figure. The new magnetic dipole moment will be 

Joint Entrance Exam - Main (JEE Main) Physics in Joint Entrance Exam - Main (JEE Main) . 9 months ago

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[a] Magnetic dipole MOMENT \[M=m\times \ell \]           \[M'=m\times R\] From FIGURE                    \[\ell =\FRAC{\PI r}{3}\]  or   \[r=\frac{3\ell }{\pi }\] so,   \[M'=m\times r\] \[=\frac{m\times 3\ell }{\pi }=\frac{3}{\pi }M\]

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Posted on 16 Sep 2024, this text provides information on Joint Entrance Exam - Main (JEE Main) related to Physics in Joint Entrance Exam - Main (JEE Main). Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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