Question

What will be the rpm of smaller

gear if a 180 mm dia meshes with 60 mm

dia gear and the bigger gear makes 60

rpm? | ​

Answer 1

Given:

180 mm diameter meshes with 60 mm  diameter gear and the bigger gear makes 60  rpm.

To Find:

What will be the rpm of smaller  gear?

Solution:

Speed of smaller gear  

Speed of smaller gear  

Relation between diameter and speed of rotation of gear:

On substituting respective value in above equation:

So:

Means speed of smaller gear is 180 RPM.