A 50-N Force Is Applied to a Crate on a Horizontal

question 55

Multiple Choice

A 50-N force is applied to a crate on a horizontal rough floor, causing it to move horizontally.If the coefficient of kinetic friction is 0.50, in what direction should the force be applied to obtain the greatest acceleration?

• A)Horizontal
• B)60°above the horizontal
• C)30° above the horizontal
• D)27° above the horizontal
• E)30° below the horizontal

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