How to solve this acceleration problem?

Physics
Tutor: None Selected Time limit: 1 Day

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A car traveling 15 m/s speeds up to 25 m/s in 125 m. How much time does it take the car to do this?

Nov 15th, 2014

s = 1/2 (u + v) t

125 = 1/2 (15 + 25) t

125 = 20 t 

t = 125/20

t = 6.25 

answer 6.25 seconds

Nov 15th, 2014

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Nov 15th, 2014
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Nov 15th, 2014
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