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24-08-2021
Physics

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By how many times will the kinetic energy of a body increase if its speed is tripled? Show by calculation.

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24-08-2021

Answer:

9 times more kinetic energy

Explanation:

KE₀ = ½mv²

KE₁ = ½m(3v)² = 9(½mv²) = 9KE₀

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