An object moves 1/3rd of the total distance on a circular path at a speed of 10m/s, next 1/3 rd distance at a speed of 20m/s and the last 1/3 rd distance at a speed of 30m/s. Its average speed is
2 points
16.36m/s
20m/s
24.52m/s
Cannot be determined
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Answer:
cannot be determined
Explanation:
option D
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