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.

In a single start threaded worm gear, the lead is _________ the axial pitch.

Calculate the heat generated in a bearing, given that the coefficient of the friction of the bearing is 5. The load on the bearing is 10 newtons and the rubbing velocity is 5 meters per second.

Which type of bevel gear connects two shafts whose axes intersect at right angles?

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.

If the diameter of a thread is 100 millimeters calculate the core diameter of the thread.

Calculate the pitch of a thread, given that the number of threads per unit length of screw is 10.

For a plate thickness ranging between 10 millimeters to 16 millimeters, the minimum weld size will be __________.