A 40-Kg Block Slides Down a 35° Incline at a Constant

question 109

Multiple Choice

A 4.0-kg block slides down a 35° incline at a constant speed when a 16-N force is applied acting up and parallel to the incline. What is the coefficient of kinetic friction between the block and the surface of the incline?

• A) 0.20
• B) 0.23
• C) 0.26
• D) 0.33
• E) 0.41

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