A 300-N Sled Is Pulled Up a 28° Slope at a Constant

question 1

Multiple Choice

A 300-N sled is pulled up a 28° slope at a constant speed by a force of 250 N.What is the coefficient of kinetic friction between sled and slope?

• A)0.21
• B)0.41
• C)0.11
• D)1.55
• E)​2.95

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