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December 18, 2014

Homework Help: physics

Posted by Nat on Sunday, April 5, 2009 at 12:43am.

consider 2 inertial reference frames, A and B, where B (a train) is moving with constant velocity, 10kn/h, in the positive x direction with respect to A.(a person standing on the station platform). if another person is throwing a ball on the train (ie in frame B at a speed of 10m/s in the negative y-direction in the train (ie frame B ), what is the measured velocity of the ball and direction in frame A (ie with respect to the platform xy)?

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