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An antitank weapon fires a 4.00-kg rocket which acquires a speed of 50.0 m/s after traveling 90.0 cm down a launching tube.
An antitank weapon fires a 4.00-kg rocket which acquires a speed of 50.0 m/s after traveling 90.0 cm down a launching tube. Assuming the rocket was accelerated uniformly, what is the average force acted on it?