- #1
dungtran88
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A 22 kg child jumps onto the rim of a 110 kg rotating disk of radius 2.9 m. If the angular speed of the disk before the child's jump was 2.1 rad/s what is the angular speed of the disk-child system?
I got no idea how to start this problem or what formula to use. please help me solve this problem before the day is over. thank you
I got no idea how to start this problem or what formula to use. please help me solve this problem before the day is over. thank you