easykb2786 easykb2786

11-03-2024
Physics

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A body of mass 2 kg makes an elastic collision with a second body at rest and continues to move in the original direction but with one fourth of its original speed. what is the mass of the second body?
a. 1.8kg
b. 1.0kg
c. 1.2kg
d. 1.5kg

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