question_answer

Sources of power loss in a chain drive are given below:

1. Friction between chain and sprocket teeth.

2. Overcoming the chain stiffness.

3. Overcoming the friction in shaft bearing.

4. Frictional resistance of the motion of the chain in air or lubricant.

The correct sequence of descending order of power loss due to these sources is:

A) 1, 2, 3, 4                      

B) 1, 2, 4, 3

C) 2, 1, 3, 4                      

D) 2, 1, 4, 3