Machine Design
Deep groove ball bearings are used for

Heavy thrust load only
Small angular displacement of shafts
Radial load at high speed
Combined thrust and radial loads at high speed

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Form coefficient of spring is

Load required to produce unit deflection
Ratio of coil diameter to wire diameter
Concerned with strength of wire of spring
Its capability of storing energy

ANSWER DOWNLOAD EXAMIANS APP

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

Inversely proportional to the applied torque and the polar moment of inertia
Directly proportional to the applied torque and the polar moment of inertia
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 inversely proportional to the polar moment of inertia

ANSWER DOWNLOAD EXAMIANS APP