1 a 10 kg bob is tied to a 150 cm long string it is displaced an angle
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1. A 10-kg bob is tied to a 150-cm long string. It is displaced an angle 0 from the vertical and released from rest. At the bob's lowest point it
collides without deformation with a 1-kg block.At what minimum angle must the bob be released from so that the 1-kg block just barely makes it all the way around the 15-cm loop to the right? (25pts)