Physics, 12.12.2019 19:31 PerfectMagZ
If a ball is dropped from rest, what is it’s velocity after 4 seconds
Answers: 3
is the ball's velocity at 4 s
is the ball's intial velocity, since it was dropped from rest
is the acceleration due gravity, aways directed downwards
is the time
The negative sign indicates the velocity is downwards
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If a ball is dropped from rest, what is it’s velocity after 4 seconds...
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