Asked by ajess

An unwary football player collides with a padded goalpost while running at a velocity of 5.50 m/s and comes to a full stop after compressing the padding and his body 0.450 m. (a) How long does the collision last? What is his deceleration?
Answered by Elena
a=v²/2s= 5.5²/2•0.45 = …
t=v/a=….
Answered by Anonymous
654
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