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Motion in a Plane :: Discussion
| 2. | A cyclist moves along a circular path of radius 70m. If he completes one round in 11s, calculate the total length of a path. | |
| A. | 40m | |
| B. | 440m | |
| C. | 0m | |
| D. | 11m | |
| Answer: Option B | |
| Explanation: | |
|
: Radius of the circular path, r = 70m Time takes to complete one round, t = 11s Total length of the path, s = 2πr = 2×22/7×70 = 440m. |
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