Question

What is the kinetic energy of a 9kg object moving at 74ms?

Answer 1

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Answer....

$k \: = \: \frac{1 \times m \times {v}^{2} }{2} \\ \\ k \: = \: \frac{9 \times 74 \times 74}{2} \\ \\ k \: = 24642 \: j$

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