Asked by jack
if a car is driving on a flat road at a constant speed. the driver drives off a cliff which is 180 m above a river it lands in the river 90 m away (measured horizontally), how long does it take for it to land
Answers
Answered by
scott
it starts from rest (vertically), and is accelerated by gravity
180 m = 1/2 g t^2 ... g = 9.8 m/s^2
180 m = 1/2 g t^2 ... g = 9.8 m/s^2
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