A car is driven around a circular track which would have a, Ask an Expert

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A car is driven around a circular track. Which would have a greater effect on the magnitude of its acceleration, reducing the speed by half or moving to a track with double the radius? Please show your proof or calculations.

1. Which object is providing the centripetal force in this experiment?

2. When you go around a corner in a car, do you feel centripetal or centrifugal (Fg) force acting upon you?

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