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1. |
If the angle of wrap on a smaller pulley of diameter 250 mm is 120° and the diameter of a larger pulley is twice the diameter of the smaller pulley, then the center distance between the pulleys for an open belt drive is |
A. | 1000 mm |
B. | 750 mm |
C. | 500 mm |
D. | 250 mm |
Answer» E. | |