Machine Design
Crowning on pulley helps

In increasing the slip of the belt
To keep the belt in centre on a pulley while it is in motion
In decreasing the slip of the belt
To increase pulley life

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Cold working

Has no influence on fatigue strength
Alone has no influence on fatigue strength
Increases the fatigue strength
Decreases the fatigue strength

ANSWER DOWNLOAD EXAMIANS APP