Physics for IGCSE & O level - Magnets And Currents (Section 5 - No. 35)
Which factor does NOT affect the magnitude of the e.m.f. induced in a coil?
The number of turns in the coil.
The speed of the magnet relative to the coil.
The strength of the magnet.
The size of the wire.
คำอธิบาย
The size of the wire used to make the coil does not directly affect the magnitude of the induced e.m.f.