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Please, help me!! A block of wood weighing 18 pounds rests on an inclined plane that makes an angle of 60 with the horizontal. How much of the friction force is needed to prevent the block from sliding
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Please, help me!!

A block of wood weighing 18 pounds rests on an inclined plane that makes an angle of 60 with the horizontal. How much of the friction force is needed to prevent the block from sliding on the plane?


___lb.

User Dotsquares
by
7.7k points

2 Answers

10 votes
50 i’m pretty sure that’s The answer
User Xphan
by
8.3k points
10 votes

Answer:

16 pounds

Explanation:

sin60=x/18

x=15.58

User Maarten Brak
by
7.7k points
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