A 16-Kg Mass Is Placed on a 25° Incline and Friction

question 38

Multiple Choice

A 16-kg mass is placed on a 25° incline and friction keeps it from sliding.The coefficient of static friction in this case is 0.574 and the coefficient of sliding friction is 0.519.The mass is given a shove causing it to slide down the incline.Taking down the incline as positive,what is the acceleration of the mass while it is sliding?

• A)0.47 m/s²
• B)-0.47 m/s²
• C)-0.96 m/s²
• D)0.96 m/s²
• E)​14.50 m/s²

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