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Physics, 18.03.2021 01:40 ricksterv5000

A sled of mass m is coasting on the icy surface of a frozen river. While it is passing under a bridge, a package of equal mass m is dropped straight down and lands on the sled (without causing any damage). The sled plus the added load then continue along the original line of motion. Is energy or momentum conserved in this situation

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A sled of mass m is coasting on the icy surface of a frozen river. While it is passing under a bridg...

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