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How long does the collision last

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Reference no: EM131906300

An unwary football player collides with a padded goalpost while running at a velocity of 7.50 m/s and comes to a full stop after compressing the padding and his body 0.250 m.

(a) How long does the collision last?
s
(b) What is his deceleration?
m/s2

Reference no: EM131906300

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