General Studies · Theory of Machines
Which of the following statements about gear trains is FALSE?
- 1A reverted gear train is one in which the first and last gears are on the same axis.
- 2The train value for a gear train is the ratio of the product of driven tooth numbers to the product of driving tooth numbers.✓
- 3A planetary gear train is one in which the axes of some of the gears may have a motion.
- 4A compound gear train is one which has two or more gears on at least one intermediate axis.
Correct answer
The train value for a gear train is the ratio of the product of driven tooth numbers to the product of driving tooth numbers.
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