Physics, 06.09.2019 22:30 garrettbridges6435
Apulley having a 0.20-m radius is turning at 200 rad/s around a central axis. it slowed down uniformly to 125 rad/s in 4-seconds. 1. a. compute the angular acceleration of the pulley b. compute the angle through which the pulley turns in this time. c. compute the length of belt it winds in that same time 2. how much work is done on a 3.0-kg block of ice in moving it from rest to a speed of 4.0 m/s?
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