A man in a minivan rounds a circular turn at a constant speed. Which of the following would cause the minivan to experience less acceleration ?
A
traveling faster
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B
traveling around a turn with a smaller circular radius
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C
traveling with more weight in the van
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D
traveling around a turn with a greater circular radius
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E
traveling the opposite direction around the same turn
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Solution
The correct option is D traveling around a turn with a greater circular radius a=v2R. So for the lesser acceleration the speed of the car should be less and the radius of curvature must be large. Correct answer is option D