A 100-Kg Mass Is Placed on a 25 $\degree$ Incline and Friction Keeps It from Sliding

question 15

Multiple Choice

A 10.0-kg mass is placed on a 25.0 $\degree$ incline and friction keeps it from sliding.The coefficient of static friction in this case is 0.580,and the coefficient of sliding friction is 0.520.The mass is given a shove causing it to slide down the incline.What is the frictional force while the mass is sliding?

• A)41.4 N
• B)88.8 N
• C)46.2 N
• D)51.5 N

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