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13 February, 11:11

How do you work out velocity using kinetic energy?

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  1. 13 February, 14:12
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    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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