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a 100 kg car enters a level curve at 20m/s. if the curve has a radius of 80 m, what centripetal force must be applied by friction to keep the car from skidding?
Answers: 1
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The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2
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Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
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a 100 kg car enters a level curve at 20m/s. if the curve has a radius of 80 m, what centripetal forc...
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