Answer to Question #229842 in Physics for aena

Question #229842

A car with a mass of 500 kg contains 2600 J of kinetic energy. Calculate the speed of the car.

Expert's answer

"KE=\\dfrac{1}{2}mv^2,""v=\\sqrt{\\dfrac{2KE}{m}},""v=\\sqrt{\\dfrac{2\\cdot2600\\ J}{500\\ kg}}=3.22\\ \\dfrac{m}{s}."

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