The length of magnet is 6 cm. Its pole strength is 40 Am, If its magnetic momen
is 2 Am. Then the ratio of geometric length to magnetic length is
1) 5:6
2) 4:1
3) 1:2
4) 1:4
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Answer:
REFER TO THE ATTACHMENT!!
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Answer:
magnetic moment (M) ,=pole strength × magnetic length
2=l×40
2÷40=l
when cancelled 1÷20 cm
that is equal to 5 cm.
l=6 cm
the ratio = 6÷5
=6 is to 5
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