milah1997 milah1997
  • 13-07-2016
  • Physics
contestada

Water rushes down a river with a velocity of 2.4 m/s. Four seconds after leaving the rapids the velocity of the water has decreased to just 0.6 m/s. What is the deceleration of the water?

Respuesta :

youma
youma youma
  • 13-07-2016
a=(v2-v1)/t
v2=0,6m/s
v1=2,4m/s
t=4s
a=(0,6-2,4)/4=-1,8/4=-0,45 m/s^2
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