A pool player imparts an impulse of 3.2 N ∙ s to a stationary 0.25-kg cue ball with a cue stick. What is the speed of the ball just after impact?
Answer to relevant QuestionsFor the karate chop in Fig. 6.27, assume that the hand has a mass of 0.35 kg and that the speeds of the hand just before and just after hitting the board are and 0, respectively. What is the average force exerted by the fist ...A boy catches— with bare hands and his arms rigidly extended—a 0.16-kg baseball coming directly toward him at a speed of 25 m/s. He emits an audible “Ouch!” because the ball stings his hands. He learns quickly to ...If the billiard ball in Fig. 6.31 is in contact with the rail for 0.010 s, what is the magnitude of the average force exerted on the ball? (a) An object initially at rest explodes and splits into three fragments. The first fragment flies off to the west, and the second fragment flies off to the south. The third fragment will fly off toward a general direction ...A new crowd control method utilizes “rubber” bullets instead of real ones. Suppose that, in a test, one of these “bullets” with a mass of 500 g is traveling at to the right. It hits a stationary target head-on. The ...
Post your question