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Two rocket ships travel in the same direction with a relative speed of .98c. a light pulse is fired from the back of one of the ships to the front of the same ship of length deltaX=20m. a) how much time, deltaT, does it take for the pulse to reach the front of the ship on which it was fired? b) what is the distance traveled deltaX' and the time deltaT' as viewed from someone on the other rocket ship? 

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