neginyadegari neginyadegari

21-01-2021
Physics

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a 28 kg ball is rolling across the top of a 0.75 m tall table. the ball has 350 J of kinetic energy. how fast is the ball moving

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ackermannn1 ackermannn1

21-01-2021

KE= 1/2mv^2
350= 1/2(0.75)v^2
350= (0.375)v^2
933 = v^2
30.5 = v

The balls moving at a speed of 30.5 m/s

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