Which of the following magnets has only one pole?

1.	Which of the following magnets has only one pole?
A.	Horseshoe
B.	U-shaped magnet
C.	\[{{V}_{1}}<{{V}_{2}}<{{V}_{3}}\]
D.	cylindrical magnet
E.	None of these
Answer» F.

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Which of the following magnets has only one pole?

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