# Magnitude of force that maintains a car's circular motion; tangential speed

A 905 kg test car travels around a 3.25 km circular track. If the magnitude of the force that maintains the car's circular motion is 2140 N, what is the car's tangential speed?

Please show all work, anwser and formulas used.

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Solution: Assume that the tangential speed of the car is V. Then the acceleration a needed to maintain a perfectly ...

#### Solution Summary

With good explanations and careful calculations, the problem is solved. The magnitude of forces that maintain a car's circular motion is given.

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