Question
A stone with a mass of 6kg is thrown vertically upwards from the top of the building 35m high with a starting velocity 20m/s .
Determine the time it will take the stone to reach it's maximum height.
Determine the time it will take the stone to reach it's maximum height.
Answers
gravity slows the stone 9.8 m/s for every second of upward flight
... the stone stops at max height and begins to fall back down
time to max is ... (20 m/s) / (9.8 m/s^2)
... the stone stops at max height and begins to fall back down
time to max is ... (20 m/s) / (9.8 m/s^2)
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