Physics for IGCSE & O level - Magnets And Currents (Section 8 - No. 19)
How is sound produced by a moving-coil loudspeaker?
By the movement of the magnet.
By the coil generating sound waves.
By the vibration of the cone.
By the flow of current.
คำอธิบาย
Vibrations of the cone create the sound waves.