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If l be length of a bar magnet then separation between the two poles is nearly? Answer is 6/7l but how?

If l be length of a bar magnet then separation between the two poles is nearly? Answer is 6/7l but how?

Grade:12th pass

2 Answers

Eshan
askIITians Faculty 2095 Points
5 years ago
Dear student,

It’s like a rule of thumb that the effective length of a bar magnet is considered to be around 85% of its geometrical length. Physically it signfies that in reality the magnetic poles do not resides at the ends of the bar magnet but a litlle inside them.
ankit singh
askIITians Faculty 614 Points
3 years ago
If l be the length of a bar magnet then separation between the two poles is nearly
The Brainliest Answer! Geometrical Length of bar magnet is L , then speration between two poles is nearly equal to 6/7 L

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