The distance travelled by a point on either pitch circle of the two wheels during the period of contact of a pair of teeth is called ____________________

The distance travelled by a point on either pitch circle of the two wh

1.	The distance travelled by a point on either pitch circle of the two wheels during the period of contact of a pair of teeth is called ____________________
A.	path of contact
B.	arc of contact
C.	contact ratio
D.	angle of action
Answer» C. contact ratio

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The distance travelled by a point on either pitch circle of the two wheels during the period of contact of a pair of teeth is called ____________________

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