Physics

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The Falling Paint Can: A painter is standing on scaffolding that is raised at a constant speed vi. As he travels upward he accidentally nudges a paint can off the scaffolding and it falls 15m to the ground. You are watching and measure with your stopwatch that it takes 3.25s for the can to reach the ground.

a.What is the speed of the can just before it hits the ground?
b.Another painter is standing on the ledge, which his hands 4m above the can when it falls off. He has lightning fast reflexes and if the paint can passes in front of him, he can catch it. Does he get the chance?

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