Mathematics · Gears and Gear Trains
Consider a simple gear train consisting of three gear wheels with 15, 10, and 30 teeth respectively. The velocity ratio of the third wheel to the first wheel and its direction of rotation relative to the first wheel would be:
- 11/2 and same direction✓
- 21/2 and opposite direction
- 32 and same direction
- 42 and opposite direction
Correct answer
1/2 and same direction
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