lytoby Posted March 22, 2013 Posted March 22, 2013 Footballs P and Q of the same mass rebound from a wall and from the ground respectively (Fig e and f). If their time of impact are equal, which of them experiences a larger force acted by the wall/ground? Give the reasons. sorry for the small pic.
ydoaPs Posted March 22, 2013 Posted March 22, 2013 That the times of impact are equal isn't useless information. Think impulse. 1
ruvimbogee Posted April 11, 2013 Posted April 11, 2013 impulse yesFt=change in momentumso the F=Change in momentum divided by time.i think.
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