what would the mass be of an object that was moving at a velocity of 35 m/s and has a kinetic energy of 500j be?

1 answer:

5 0

Answer:

0.816 kg

Explanation:

$E_k=\frac{1}{2}mv^{2}\\$

so $m=\frac{2E_k}{v^2}=\frac{2\times500}{35^2}=0.816 kg$

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