Respuestas

2013-03-18T05:42:47+01:00

65Km/h a m/s  = 65000 m/ 3600 s = 18.06 m/s

3 min a s = 3*60 s = 180 s

 

a*t = Vf - Vo

 

a = (Vf-Vo)/t = (65 km/h)/3 min = 18.06 m/s / 180 s =  0.1003 m/s^2 = 10.03 cm/s^2

 

 

2ad= Vf^2 - Vo^2

 

d= (Vf^2 - Vo^2)/2a  = (18.06 m/s)^2/2(0.1003 m/s^2)= 90.03 m

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