A Horizontal 52-N Force Must Be Exerted for A $50 - \mathrm { kg }$

question 40

Multiple Choice

A horizontal 52-N force must be exerted for a $50 - \mathrm { kg }$ box to slide across a flat surface at a constant velocity of 3.5 m/s.What is the coefficient of kinetic friction between the box and the floor?

• A)0.11
• B)0.09
• C)0.10
• D)0.13

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