The profile of the gears is involute with 20°. If the length of the p – McqOptions

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1.	The profile of the gears is involute with 20°. If the length of the path of approach and length of path of recess are 28 mm and 25 mm respectively. What is the length of arc of contact? (cos20°= 0.94)
A.	54
B.	54.4
C.	56
D.	56.4
Answer» E.

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