Question:
A copper wire of length 25 cm is in a magnetic field of 0 20
Last updated: 6/20/2023
A copper wire of length 25 cm is in a magnetic field of 0 20 T If it has a mass of 10 g what is the minimum current through the wire that would cause a magnetic force equal to its weight a 1 3 A b 1 5 A C 2 0 A d 4 9 A