A rifle with a weight of 25 n fires a 30 g bullet with a
A rifle with a weight of 25 N fires a 3.0 g bullet with a speed of 240 m/s.
(a) Find the recoil speed of the rifle.
________ m/s
(b) If a 750 N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle.
________m/s
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