Maximum rotational speed
On an amusement park ride, passengers are seated in a horizontal circle of radius 7.5 m. The seats begin from rest and are uniformly accelerated for 21 seconds to a maximum rotational speed of 1.4 rad/s.
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Wayne pulls a 309 N sled along a snowy path using a rope that makes a 36 angle with the ground. Wayne pulls with a force of 66.6 N. The sled moves 46.9 m in 4.8 s. What is Wayne's power?
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