A car of mass 1000 kg moves with a speed of 50 m/s on a circular track of radius 100 m. What is the magnitude of its angular momentum (in kg?m2/s) relative to the center of the race track?
A. 5.0 × 102
B. 5.0 × 106
C. 2.5 × 104
D. 2.5 × 106
E. 5.0 × 103
Answer: B
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