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ladessa [460]
3 years ago
13

what is the minimum force required to prevent a ball weighing 24 lb from folling down a ramp which is inclined 27.2 degrees with

the horizontal?
Mathematics
1 answer:
Virty [35]3 years ago
8 0
Minimum force = mg sin(27.2) = 24 * 32.2 * 0.4571 = 353.25 lb ft/s²
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The longer leg of a right triangle is 4 more than the short leg. The hypotenuse is eight less than the sum of the 2 legs.
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Answer:

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Use the Pythagorean Theorem:

 

a2 + b2 = c2

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Factors to:

 

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