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| Q. |
Centroid of the are of circle shown in adjacement figure is |
| A. | r sin (?/2)/2 ?, 0 |
| B. | r sin (?)/?, 0 |
| C. | 2 r sin (?/2)/?, 0 |
| D. | 107 dynes |
| E. | 2r sin (?)/?, 0 |
| Answer» C. 2 r sin (?/2)/?, 0 | |
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