Question text
32 A coil of wire above a magnet is dropped. As the coil falls over the magnet, an e.m.f. is induced across the coil. coil of wire N h magnet S What does not affect the magnitude of the e.m.f. induced across the coil? A changing the number of turns of wire in the coil B changing the height h from which the coil is dropped C changing the direction of the magnet, so the north pole is at the bottom D changing the strength of the magnetic field from the magnet
32 A coil of wire above a magnet is dropped. As the coil falls over the magnet, an e.m.f. is induced
across the coil.
coil
of wire
N
h
magnet
S
What does not affect the magnitude of the e.m.f. induced across the coil?
A changing the number of turns of wire in the coil
B changing the height h from which the coil is dropped
C changing the direction of the magnet, so the north pole is at the bottom
D changing the strength of the magnetic field from the magnet
Select your answer: