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in O 4. A rod of length L and rotational inertia | rests on a frictionless surface. A disk of mass m the rod and

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in O 4. A rod of length L and rotational inertia | rests on a frictionless surface. A disk of mass m the rod and will hit the rod at a point that is L/4 from one end. Before this happens, tWO students discuss what will happen after the disk hits the rod. slides towards Student 1 says, since the rod is not attached to the surface at any pivot point. it Will "0" rotate bUt simply move because linear momentum is conserved. Student 2 says, since the disk is hitting the rod off center, it will only rotate and not MOVE because angular momentum is conserved. a. Indicate any aspects of student 1's claim that are correct. b. Indicate any aspects of student 1's claim that are incorrect. Explain your reasoning. c. indicate any aspects of student 2's claim that are correct. d. Indicate any aspects of student 2's claim that are incorrect. Explain your reasoning. e. For the next experiment, one of the students attaches a pivot to the right end of the rod so that it can rotate but not move. Indicate which outcome will result in a greater angular velocity for the rod. _ The disk bounces back. _ The disk sticks to the rod. Briefly explain your reasoning without deriving an equation for the angular velocity of the rod

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