A magnet of magnetic moment M is rotated through 360° in a magnetic f – McqOptions

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1.	A magnet of magnetic moment M is rotated through 360° in a magnetic field H, the work done will be [KCET 1998; MP PMT 1994; Roorkee 2000]
A.	MH
B.	2MH
C.	\[2\pi MH\]
D.	Zero
Answer» E.

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