Calculate the polar moment of inertia of the shaft having a diameter of 20 millimeters.

The distance between the center of adjacent rivets on adjacent gauge lines is known as ________.

Calculate the circular pitch of a gear whose pitch circle diameter is 100 millimeters and which has 50 teeth.

If the velocity factor of a gear is 20 and the allowable static stress is 100 newtons per square millimeter, calculate the permissible working stress of the gear.

Which rivet is extensively used for structural work and machine riveting?

Calculate the centrifugal tension in a belt, given that the mass of the belt per unit length is 2 pounds and the linear velocity of the belt is 10 meters per second.

If the shaft diameter is 20 millimeters, calculate the pitch circle diameter of the bolts for a flange coupling.

If the twisting moment in the hollow shaft is _______ the twisting moment of the solid shaft, then the strength of the hollow shaft becomes equal to the strength of the solid shaft.

Which property should have the lowest value while selecting a material for sliding contact bearing?

The resistance of a bolt can be increased by _________.

Calculate the length of the shaft on which a torque of 10 newton millimeters is applied. The polar moment of inertia on the shaft is 10 (millimeter)4. The angle of twist of the shaft is 10 radians and the modulus of rigidity is 10 newtons per square millimeter.