Uniform Circular Motion: A race car traveling at a constant speed of 50 m/s drives around a circular track that is 500 m in diameter. What is the magnitude of the acceleration of the car?
A. 0 m/s2
B. 1.0 m/s2
C. 10 m/s2
D. 0.63 m/s2
E. 2.2 m/s2
Answer: C
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