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| 1. |
If tensions in the belt are P₁ and P₂, then find P₁-mv²/P₂-mv². Contact angle for smaller pulley is 156⁰, Groove angle is 36⁰ and coefficient of friction is 0.2.$# |
| A. | 6.21 |
| B. | 5.83 |
| C. | 4.66 |
| D. | 5.36 |
| Answer» C. 4.66 | |