MadSci Network: Physics

Re: Law of Superposition: if displacements add , what about the energy?

Date: Tue Feb 8 15:05:02 2005
Posted By: Keith Jones, Head of Physics/Senior Teacher, Rhyl HS
Area of science: Physics
ID: 1106951036.Ph

Hello John,

This can be thought of as a case of "what goes up must go down"

The apparent increase in (potential) energy of the water droplets in the 
crests is matched by an equal decrease in energy of water droplets in the 
troughs. So there is no overall gain in energy.

Hope this helps


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