A 50-Kg Crate Is on an Incline That Makes an Angle

question 3

Multiple Choice

A 5.0-kg crate is on an incline that makes an angle of 30°with the horizontal.If the coefficient of static friction is 0.50, the minimum force that can be applied parallel to the plane to hold the crate at rest is:

• A)0 N
• B)3.3 N
• C)21 N
• D)25 N
• E)46 N

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