Question: A 110-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 350N. For the first 15m the floor is

A 110-kg crate, starting from rest, is pulled across a floor with a constant horizontal force of 350N. For the first 15m the floor is frictionless, and for the next 15m the coefficient of friction is 0.30. What is the final speed of the crate?

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