Machine Design
The fatigue stress concentration factor is defined as

The product of the endurance limits with and without stress concentration
The ratio of endurance limit without stress concentration to the endurance limit with stress concentration
The ratio of endurance limit with stress concentration to the endurance limit without stress concentration
All of these

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Pitch point of a cam is

A point on the pitch curve having minimum pressure angle
Any point on the pitch circle
Any point on the pitch curve
A point on the pitch curve having maximum pressure angle

ANSWER DOWNLOAD EXAMIANS APP