A copper wire is held between the poles of a magnet.
Rohit Sharma February 13, 2023
These are the options for the question: A copper wire is held between the poles of a magnet.
The current in the wire can be reversed. The pole of the magnet can also be changed
over. In how many of the four directions shown can the force act on the wire?
(a) 1
(b) 2
(c) 3
(d) 4
The correct answer is : (b) 2 (Either North or South)
