Machine Design
Pitch point of a cam is

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

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Cold working

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

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
A tap bolt

Has pointed threads
Has head at one end and other end fits into a tapped hole in the other part to be joined
Has a head on one end and a nut fitted to the other
Has both the ends threaded

ANSWER DOWNLOAD EXAMIANS APP