Respuestas

2011-12-12T11:56:06+01:00

s = v0t + at^2/2

 

vk = 5v0

 

a = 5v0 / 10s

 

a = 1/2v0

 

s = v0*10s + 1/2v0*(10s)^2 / 2

 

30m = v0*10s + 25v0*s^2

 

250v0 = 30 m/s

 

v0 = 0,26 m/s

 

0,26m/s * 4 == 1,04m/s

 

1,04m/s / 10s = 0,104 m/s^2