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Why does the cone of a loudspeaker move to and fro? | StemPy Lab
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Why does the cone of a loudspeaker move to and fro?
Physics
Medium
High School (9–10)
Electricity & Magnetism › Magnetic Effects of Current
Created by
StemPy Lab
Why does the cone of a loudspeaker move to and fro?
Sound waves from outside push the cone
A changing current in its coil, in the field of a magnet, gets a force that keeps changing
The coil heats up and cools down
The magnet in it is switched on and off
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Created by StemPy LabCreated by StemPy Lab