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. Magnetic field intensity H at the centre of a circular loop of radius r carrying current I e m.u is (A) r/I oersted (B) 2pI/r oersted (C) I/2pr oersted (D) 2pr/I oersted

. Magnetic field intensity H at the centre of a circular loop of radius r carrying current I e m.u is
(A) r/I oersted (B) 2pI/r oersted (C) I/2pr oersted (D) 2pr/I oersted

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2 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
Dear student

The answer is option b

Regards
Vikas TU
14149 Points
2 years ago
Dear student 
Please refer 
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