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A window washer drops a brush from a scaf- fold on a tall office building. What is the speed of the falling brush after 2.74 s? (Neglect drag forces.) The accelera- tion due to gravity is 9.8 m/s How far
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Mar 26, 2021
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A window washer drops a brush from a scaf-
fold on a tall office building.
What is the speed of the falling brush after
2.74 s? (Neglect drag forces.) The accelera-
tion due to gravity is 9.8 m/s
How far has it fallen in that time?
Mathematics
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Nick Locking
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Nick Locking
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9.8 * 1.53 = 14.994 (speed/velocity)
1/2 * 9.8 * 1.53^2 = 1/2 * 9.8 * 2.3409 = 11.47041 (distance)
Ryan Dorn
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Mar 31, 2021
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Ryan Dorn
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