A 3.1 kg block, initially in motion, is pushed along a horizontal floor by a force of magnitude 17 N at an angle ? = 35° with the horizontal. The coefficient of kinetic friction between the block and floor is 0.25. (a) Calculate the magnitude of the frictional force on the block from the floor. N (b) Calculate the magnitude of the block's acceleration. m/s2

A 3.1 kg block, initially in motion, is pushed along a horizontal floor by a force of magnitude 17 N at an angle ? = 35° with the horizontal. The coefficient of kinetic friction between the block and floor is 0.25. (a) Calculate the magnitude of the frictional force on the block from the floor. N (b) Calculate the magnitude of the block's acceleration. m/s2

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