Physics for IGCSE & O level - Magnets And Currents (Section 3 - No. 5)
What is the purpose of the paper cone in a loudspeaker?
To amplify the current.
To vibrate and produce sound waves.
To support the coil.
To provide power to the loudspeaker.
คำอธิบาย
The paper cone vibrates to produce sound waves in a loudspeaker.