Machine Design
In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways.

160°
135°
90°
180°

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Which is correct statement? Stress concentration in cyclic loading is

Seriousness would depend on other factors
Very serious in ductile materials and less serious in brittle materials
Very serious in brittle materials and less serious in ductile materials
Equally serious in both types of materials

ANSWER DOWNLOAD EXAMIANS APP