The Student Room Group

Thermal energy ...

Using e = (v2 - v1)/(u1 - u2) with v2 and v1 zero, you have e = (-v1)/(u1).

This is the coefficient of restitution when a ball strikes a fixed plane. With a change in Kinetic energy ([mv^2]/2){1 - (1/e^2)}.

I need this dissipate energy to calculate how much energy is transferred to thermal enrgy and sound etc during a squash ball collision.

Does anybody have udea of what fraction of the change in KE is used as thermal energy to heat the squash balll??
Reply 1
DeanK2
Does anybody have udea of what fraction of the change in KE is used as thermal energy to heat the squash balll??

I would guess the majority of it. The only other form of energy is sound energy, which is negligible.

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