Physics, 07.09.2019 20:10 tiffxnnyyy
Arunner taking part in the 200 m dash must run around the end of a track that has a circular arc with a radius of curvature of 45 m. if he completes the 200 m dash in 27.6s and runs at constant speed throughout the race, what is the magnitude of his centripetal acceleration (in m/s^2) as he runs the curved portion of the track?
Answers: 1
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Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
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A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?
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Arunner taking part in the 200 m dash must run around the end of a track that has a circular arc wit...
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