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A gardener holds a hose 0.75 m above the ground such that water shoots out horizontally and hits the ground at a point 2 m away...Asked by rhamlyn casis
A gardener holds a hose 0.75m above the ground such that the water shoot out horizontally and hits the ground at a point 20m away.What is the speed with which the water leaves the hose?
Answers
Answered by
bobpursley
time in air:
hf=hi-1/2 g t^2
0=.75-4.9 t^2 solve for t
then, in the horizontal
20=vi*t solve for vi
hf=hi-1/2 g t^2
0=.75-4.9 t^2 solve for t
then, in the horizontal
20=vi*t solve for vi
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