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A student pushes a chair of a mass 246 kg on a flat surface with no elevation changes at a speed of 11 m/s without

A student pushes a chair of a mass 246 kg on a flat surface with no elevation changes at a speed of 11 m/s without any acceleration. The coefficient of kinetic friction between the chair's roller and the flat surface is 0.12. What horizontal force (in newton's) does the student applies on the chair to keep it in motion?

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