Biology, asked by shaguftaperween234, 3 months ago

A long straight wire of radius a carries a steady
current I. The current is uniformly distributed across
its cross-section. The ratio of the magnetic field at
a
a
inside and
outside from the surface of wire
4
4.
is
[NCERT Pg. 149]
(2) 7:16
(1) 1:1
(3) 15:16
(4) 16:9

Answers

Answered by DURGHA2007

0

Explanation:

15:16 is the correct answer..

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