Lead High Speed
What is the speed of the ball 2.8 s after it is released?
A 47 kg lead ball is dropped from the leaning tower of Pisa. The tower is 54 m high. What is the speed of the ball 2.8 s after it is released?
vf = vi + at
vf = 0 + 9.8(2.8)
vf = 27 m/s
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