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Physics, 16.07.2019 02:20, leilei2003
Awheel of radius 0.5 m rotates with a constant angular speed about an axis perpendicular to its center. a point on the wheel that is 0.2 m from the center has a tangential speed of 2 m/s. determine the tangential speed of a point 0.3 m from the center of the wheel.
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Physics, 21.06.2019 17:30, Weirddobby3964
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Physics, 22.06.2019 06:00, nicollexo21
Using a pedometer, you walk 3000 steps in 20 minutes, so your speed is 150 steps/min. each of your steps is 0.7 m long. what is your speed? 150 steps/min=/s=/h
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Physics, 22.06.2019 10:20, brandon1888
Asmall object with mass 0.200 kg swings back and forth on the lower end of a light rope that is 3.00 m long. the upper end of the rope is attached to the ceiling. as the object swings through its lowest position, where the rope is vertical, the speed of the object is 5.80 m/s. at this point in the motion, what is the tension in the rope? (use g = 9.80 m/s2.)
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