Question

Find kinetic energy if mass is 40kg and velocity is 2m/s.

Answer 1

Mass = 40 kg

Velocity = 2 m/s

K.E = ?

$k.e = \frac{1}{2} m {v}^{2} \\ \\ = \frac{1}{2} \times 40 \times 2 \\ \\ = 1 \times 40 \\ = 40$

Kinetic Energy = 40 J

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