Someone solve these two questions from Magnetism(Class XII)
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The force will be attractive
How?
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73. The nature of Force is repulsive for currents in opposite direction and attractive when current flow in same direction.
74. F/L = Uo I1 O2 / 2 pie r
By solving the force between them is 2*10^-4 N. As current is opposite they will repel each other.
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Thanks a lot.
But I didn't understand the magnetic field formula
I have studied different one.
so try to find from that formula
this magnetic field formula is used for straight wire carrying current
learn this
also
it will help u
as questions are asked from this topic in boards
Okay, Thanks
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Hi/ho is Ur correct answer
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