Calculate the kinetic energy of a 46 kg body moving at a speed of 52 m / min.

univerkov | November 27, 2020 | education

We translate 52 m / min to km / h.
You need 52 × 0.06 = 3.12 (km / h)
E = mv ^ 2/2
Substitute the values into the formula.
E = 46 × 3.12 ^ 2/2 = 46 × 9.7344 / 2 = 223.89

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