Machine Design
The shear stress at a point in a shaft subjected to a torque is

Directly proportional to the polar moment of inertia and to the distance of the point from the axis
Directly proportional to the applied torque and the polar moment of inertia
Inversely proportional to the applied torque and the polar moment of inertia
Directly proportional to the applied torque and inversely proportional to the polar moment of inertia

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Plastic flow in ductile materials

Increases the seriousness of static loading stress concentration
Has no effect on it
Lessens the seriousness of static loading stress concentration
Depends on other considerations

ANSWER DOWNLOAD EXAMIANS APP