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Physics
09.09.2021 07:04
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A box slides down a frictionless ramp that is 12 meters high. If it starts from

A box slides down a frictionless ramp that is 12 meters high. If it starts from rest, what is its speed at the bottom?

21.7 m/s
18.8 m/s
15.3 m/s
12.5 m/s
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briseidam6683
briseidam6683
4,4(26 marks)

22.67 m/s

Explanation:

See in the picture.


Suppose the roller coaster in fig. 6-38 (h1 = 33 m, h2 = 13 m, h3 = 25) passes point a with a speed

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