Asked by S
A tennis ball is shot vertically upward in an evacuated chamber inside a tower with an initial speed of 20.0 m/s at time t = 0 s.
Approximately how long does it take the tennis ball to reach its maximum height?
Approximately how long does it take the tennis ball to reach its maximum height?
Answers
Answered by
Damon
v = Vi - g t
0 = 20 - 9.81 t
t = about 2 seconds
0 = 20 - 9.81 t
t = about 2 seconds
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