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falling stone accelerates at ani costant tate of 10 meter per second. It is dropped from rest down ani deep well,and 3 second later ani splash is hesed as it hita’iin the wayee below.
A, how fast it be moving as it hits the wayee?in detail
4 years ago

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oobleck
man, where did you learn to type?
If the depth of the well is h, then
5t^2 = h
If the speed of sound is s, then
t + h/s = 3
solve those for t, and then the speed at impact is 10t
4 years ago

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