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A 4 kg projectile launcher is initially at rest. When fired, the 0.010 kg
projectile leaves the launcher at 300 m/s. What is the "recoil" velocity of
the 4 kg projectile launcher? Is this "collision” elastic or inelastic?

A 4 kg projectile launcher is initially at rest When fired the 0010 kg projectile leaves the launcher at 300 ms What is the recoil velocity of the 4 kg projecti class=


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