Answer to Question #172998 in Physics for Louis

Question #172998

What is the kinetic energy of an object having a mass of 10 kg moving at speed of 5m/s?

a. 50 J b. 100 J c. 125 J d. 250 J

Expert's answer

The kinetic energy is

"KE=\\frac12 mv^2=\\frac12 \u00b710\u00b75^2=125\\text{ J}."

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