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15-07-2015
Physics

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how do you work out velocity using kinetic energy?

Respuesta :

15-07-2015

You just use a bit of algebra. Kinetic energy is KE = (1/2) (mass) (speed squared). Multiply each side by (2/mass) and you have 2KE/mass=speed-squared. The square root of both sides then gives you the speed in terms of the kinetic energy.

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