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Q. |
If a particle charges its angular velocity from 30 to 35 rpm in 20 seconds then it has angular acceleration of |
A. | 107 dynes |
B. | 30 rev/min2 |
C. | 10 rev/min2 |
D. | 20 rev/min2 |
E. | 15 rev/min2 |
Answer» E. 15 rev/min2 |
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