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how long does it take for budoy's car to change its velocity from 12 m/s to 25 m/s if the acceleration id 5 m/s?

 

PLS SHOW THE FORMULA AND THE SOLUTION THANK YOU

 Nov 9, 2015
 #1
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how long does it take for budoy's car to change its velocity from 12 m/s to 25 m/s if the acceleration id 5 m/s?

 

I am sure that you mean  a=5m/s^2

 

u=12  v =25  a=5  t=?

 

v=u+at

25=12+5t

13=5t

t=13/5 = 2.6 seconds

 

 

 Nov 9, 2015

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