Q:
The centre distance between two meshing gears is 250 mm and the angle between the shafts is 60°. The normal circular pitch is 10 mm and the gear ratio is 2. ?1 = 35°.Find the efficiency if the friction angle is 6°.
A) 89.23 %
|
B) 91.02 %
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C) 88.58 %
| D) 85.69 %
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Explanation