jiled1157 jiled1157

29-05-2018
Physics

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If an object moving at 12 m/s has a kinetic energy of 72 j what is the mass

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firuzer11 firuzer11

10-06-2018

Simply, apply the formula [tex] E = \frac{1}{2}mv^{2} [/tex] and insert the values of m = mass, v = velocity and E = Energy.
The result will be [tex]72J = \frac{1}{2}m(12m/s)^{2} [/tex], m = 1 kg

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