Answer to Question #258682 in Physics for hails

Question

A 2x10³ g metal sphere makes an elastic collision with another metal sphere at rest and continues to move in its original direction but with 1/4 its original speed.

A. What is the speed of the two-sphere center of mass if the initial speed of the first sphere is 4m/s?

B. What is the mass of the other sphere?

Answer 1

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