The arc of contact and the path of contact are, respectively 27 mm and – McqOptions

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1.	The arc of contact and the path of contact are, respectively 27 mm and 25.4 mm, in a pair of involute spur gears. The pressure angle would be
A.	14.5°
B.	17.2°
C.	19.8°
D.	20.5°
Answer» D. 20.5°

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