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Q. |
In case of worm and worm-wheel the maximum efficiency is obtained when |
A. | Worm is driver |
B. | Worm wheel is driver |
C. | Either of the worm or worm wheel is a driver |
D. | Depends on other factors |
E. | None of the above |
Answer» C. Either of the worm or worm wheel is a driver |
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