Asked by tiffany
A truck covers 40.0 m in 8.60 s while smoothly slowing down to a final velocity of 2.00 m/s.
(a) Find the truck's original speed.
(b) Find its acceleration.
(a) Find the truck's original speed.
(b) Find its acceleration.
Answers
Answered by
bobpursley
averagevelocity= 1/2 (Vf+Vi)
40/8.60=1/2 (2+Vi)
solve for the initial speed.
acceleration? (Vf-Vi)/time
40/8.60=1/2 (2+Vi)
solve for the initial speed.
acceleration? (Vf-Vi)/time
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