Question: In a simple throwball game on ice, a (90-mathrm{kg}) athlete throws a (1.0-mathrm{kg}) ball at (15 mathrm{~m} / mathrm{s}). The ball is caught by his

In a simple throwball game on ice, a $90-\mathrm{kg}$ athlete throws a $1.0-\mathrm{kg}$ ball at $15 \mathrm{~m} / \mathrm{s}$. The ball is caught by his $80-\mathrm{kg}$ teammate. If $20 \%$ of the source energy is lost in the initial throw, then what are the recoil speeds of the athletes? What is the source energy? $\cdot$

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To solve this problem we can apply the principle of conservation of momentum According to this principle the total momentum before the throw is equal ... View full answer

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