A magnetic pole of 35 ampere - metre strength exerts a force of 95 x 10-5 N upon a second pole placed 6 cm away. What is the strength of the second pole if they are in air ?
Sarath , 7 Years ago
Grade 12
1 Answers
ROSHAN MUJEEB
Last Activity: 4 Years ago
Force acting on each pole is F F= 4π μ 0
d 2
m 1 m 2
where m 1 and m 2 are magnetic moment of magnets. d= distance between the magnet.
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