Asked by mel1475
You throw a rock off the cliff at 10 m/s, 200 above the horizontal. The cliff is 25m high. With what angle does it the rock hit the ground?
Answers
Answered by
oobleck
How long does it take to hit?
4.9t^2 = 200
Now, using that t,
Vy = 9.8t
Vx = 10
so tanθ = 9.8t/10
4.9t^2 = 200
Now, using that t,
Vy = 9.8t
Vx = 10
so tanθ = 9.8t/10
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