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| Q. | The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of ? rad / s2, is | 
| A. | a = ? / r | 
| B. | a = ?.r | 
| C. | a = r / ? | 
| D. | none of these | 
| Answer» B. a = ?.r | |
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