Question

ㅏ
1. Two north poles each of pole strength m
and a south pole of pole strength m are
placed at the three corners of an
equilateral triangle of side a. The intensity
of magnetic induction field strength at the
centre of the triangle is
Mom
ц Mo 6m
(1)
(2)
4πα
a?
4πα
a?
Mo Im
(3)
(4)
дот
47 2a?
4πα
a?
​

Answer 1

472agcenterof the triangle