Physics
Physics, 29.02.2020 01:55, katelynamber10

A rifle of mass 2 kg is horizontally suspended by a pair of strings so that recoil can be measured. The rifle fires a bullet of mass 1/100 kg at a speed of 200 m/s. The recoil velocity of the rifle is about .

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A rifle of mass 2 kg is horizontally suspended by a pair of strings so that recoil can be measured....

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