A 20-Kg Block Is Projected Down a Plane That Makes an an Angle

question 15

Multiple Choice

A 2.0-kg block is projected down a plane that makes an angle of 20 $\degree$ with the horizontal with an initial kinetic energy of 2.0 J.If the coefficient of kinetic friction between the block and plane is 0.40,how far will the block slide down the plane before coming to rest?

• A)3.0 m
• B)1.8 m
• C)0.30 m
• D)1.0 m
• E)1.3 m

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