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A train travels in the +x direction




Question;A train travels in the +x direction;with a speed of?=0.80 with respect to the ground. At a certain time, two balls;are ejected, one traveling in the +x direction with x-velocity of +0.60 with;respect to the train and the other traveling in the -x direction with;x-velocity of -0.40 with respect to the train.;(a) What are the x-velocities of the balls with respect to the ground?;(b) what is the x-velocity of the first ball with respect to the second? [hint;the frames you will choose to be the Home Frame and the Other Frame for part;(a) will not be the same as your choices for part (b).]


Paper#60428 | Written in 18-Jul-2015

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