Part A A 96 kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 340 N. For the first 17 m the floor is frictionless, and for the next 17 m the coefficient of friction is 0.25. What is the final speed of the crate? Express your answer using two significant figures. m/s vf = Submit Request Answer < Return to Assignment Provide Feedback

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.