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Question

The profile of gears having module of 12 mm and length of arc of contact is 60 mm. What is the contact ration of the gear profile?

गियर की प्रोफाइल का मॉड्यूल 12 मिमी है और संपर्क चाप की लंबाई 60 मिमी है। गियर प्रोफाइल का संपर्क अनुपात क्या है?

A.

2

B.

1.2

C.

1.6

D.

5

Answer ( Option C)

1.6

Solution

Given :

  1. Module of gear (m) = 12 mm
  2. Arc of contact = 60 mm
  3. Contact ratio (n) or number of pair of teeth in contact,


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