Question

Question below:

Answer 1

@Vincent-Lyon.Fr

Answer 2

Answer is A)

Answer 3

lol I need to know how to do the problem. I don't care about the options!

Answer 4

People on OS are not here to do your homework.
No pain, no gain!

Lol!

Answer 5

This ain't homework. It's practice questions which I am doing on my own interest :O

Answer 6

That's what everybody claims ;-)

Do you know the expression of magnetic moment?

It is simply M = current x surface area of circuit x number of loops = I.A.N

Answer 7

So here pi*r^2IN

Answer 8

Ok, but there is only 1 loop.

Answer 9

Got the answer :D

Answer 10

Just so that you don't feel this is my homework:

http://education.mathrubhumi.com/static/entranceqns/html/2012home.html

It's a previous question paper of 2012. am doing it for practicing Physics :)

Answer 11

Of course I know you so well! It was a joke between us, like we have written this phrase in so many posts before!

Answer 12

Oh l! Actually I thought u were serious lol