Test IMAT - Medicina in Inglese 2022-2023: domande di Matematica e Fisica - Physics and Mathematics
Domanda 8 di 10
A long single coil of wire is connected directly to an ammeter which is used to indicate the direction of the current in the wire. As the N-pole of a bar magnet is inserted into the left-hand end of the coil, the ammeter indicates a current in a certain direction.
Which other action, performed separately, produces a current in the same direction?