Physics, asked by sanjay8147, 10 months ago

A ball of mass 0.5 kg has 100 j of kinetic energy what is the velocity of the ball​

Answers

Answered by QuickSilver04
6

\huge{\mathcal{\blue{Answer}}}

k =  \frac{1}{2} mv {}^{2}  \\ 100j =  \frac{1}{2}  \times 0.5 \times v {}^{2}  \\  \frac{100j \times 2}{0.5}  = v {}^{2}  \\ 400 = v {}^{2}

\huge{\mathcal{\blue{v=20m/s}}}

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