Asked by sim

A motor cyclist travelling at 12m/s decelerates at 3m/s^2.
(a)How long does he take to come to rest?
(b)How far does he travel in coming to rest?

Answers

Answered by bobpursley
a. vf=vi+at
0=12-3t solve for t in seconds
b. distance= avgvelocity*time=6m/s*time
Answered by Doly
9m/s
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