MCAT Question of the Day
    •

    Q:

    		 A 5kg block slides down a frictionless incline of 30°. The moment it reaches 1 m/s down the incline, it hits a rough surface. What is the minimum coefficient of kinetic friction of the surface for it to stop the block before it reaches the bottom of the incline?
    		 

    A

    		 2/(5√3)

    B

    		 2/5

    C

    		 (√3)/2

    D

    		 There is not enough information to answer the question.



    Energy & Work | Quantitative Skills |
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