Suppose that a billiard ball approaches a rail at a speed
Suppose that a billiard ball approaches a rail at a speed of 15 m/s and an angle od 60 degrees but rebounds at a speed of 10 m/s and an angle of 50 degrees. What is the change in momentum now? (Hint: use components)
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suppose that a billiard ball approaches a rail at a speed of 15 ms and an angle od 60 degrees but rebounds at a speed
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