Fraction of the original kinetic energy gets transferred

Reference no: EM138843

Q1. A chair of weight 74.0 N lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of F = 47.0 N directed at an angle of 41.0^circ below the horizontal and the chair slides along floor.

Q2. A .280 kg croquet ball makes an elastic head on collision with a second ball initially at rest. The second ball moves off with half the original speed of the first ball. What is the mass of the second ball? What fraction of the original kinetic energy gets transferred to the second ball?

Reference no: EM138843

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