1. The speed of the crown wheel will always be the mean of the speeds of the two road wheels. |
2. The road wheel speeds are independent of the number of teeth on the planets. |
3. The difference between the speed of the road wheels depends on the number of teeth on the planets. |
4. The ratio of speeds of the road wheels depends upon the number of teeth on the gear wheels attached to them and on the crown wheel. |
A) 1 and 2 are correct
B) 3 and 4 are correct
C) 1 and 3 are correct
D) 2 and 4 are correct
Correct Answer: D
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