Question

56. Increasing the helix angle of helical gear, it will lead to .......
A. a decrease of contact ratio, an increase of axial force
B. a decrease of contact ratio, a decrease of axial force
C. an increase of contact ratio, a decrease of axial force
D. an increase of contact ratio, an increase of axial force

Answer 1

Answer:

D. an increase of contact ratio, an increase of axial force

Step-by-step explanation:

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