Physics, 31.03.2020 00:56, davidcortez27
A roller coaster car moves around a vertical circle. At the bottom of the circle, the car experiences four times as much radial (centripetal) acceleration as at the top of the circle. Compared to its speed at the top of the circle, the speed of the car at the bottom of the circle is:
A. four times as great.
B. 16 times as great
C. β2 times as great
D. twice as great
E. 2β2 times as great.
Answers: 2
Physics, 21.06.2019 23:30, coryowens44
An object starts from rest at point f and speeds up continuously as it moves around an oval. a. choose a point about 1/8 th of the way around the oval from point f, and label it point g. draw a vector to represent the velocity of the object at point g. b. determine the change in velocity vector between points f and g.
Answers: 1
A roller coaster car moves around a vertical circle. At the bottom of the circle, the car experience...
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