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1. |
A tractor has 8 forward speeds. The speed ratio varies in exact geometrical progressions. If the speed ratio in highest and lowest gear are 14.9:1 and 108:1, the geometrical constant will be __________ |
A. | 0.328 |
B. | 1.328 |
C. | 2.328 |
D. | 3.328 |
Answer» C. 2.328 | |