What is the kinetic energy of an object that has a mass of 30 kilograms and moves with a velocity of 20 m/s? A. 5,880 J B. 2,940 J C. 6,000 J D. 12,000 J its c right?

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asked Sep 26, 2017 123k views

4 votes

What is the kinetic energy of an object that has a mass of 30 kilograms and moves with a velocity of 20 m/s?

A. 5,880 J
B. 2,940 J
C. 6,000 J
D. 12,000 J its c right?

Physics
high-school

Jhorapb asked

by Jhorapb

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1 Answer

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KE = 1/2 * m * v^2 = 1/2 * 30 * 20^2 = 1/2 * 30 * 400 = 6000 J

Gotta Have My Pops answered Oct 2, 2017

by Gotta Have My Pops

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