Suppose the disk in Figure 1 below has a mass of 50.0 g and an initial velocity of 30.0 m/s when it strikes the stick that is 1.20 m long and 2.00 kg sticking at a distance 0.100 m from the pivot (where the board is nailed to the table). a. What is the angular velocity of the two after the collision? b. What is the kinetic energy before and after the collision? c. What is the total linear momentum before and after the collision?

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