Propellers Receiving A Factory Finish

The video tutorial explains the process of preparing raceways for ball bearings, detailing how zinc plating is used to finish propellers. It also highlights the additional painting required for propellers used in military planes.

What is the primary function of raceways in the context of ball bearings?

• To provide a decorative finish

• To act as a lubricant

• To prevent corrosion

• To serve as a rolling surface

What is the purpose of the zinc plating bath in the finishing process of propellers?

• To test the propeller's durability

• To change the propeller's shape

• To give the propeller its final finish

• To increase the weight of the propeller

Which of the following is an additional requirement for propellers used in military planes?

• They must be lighter

• They must be larger in size

• They must be painted

• They must be made of steel

Why might a propeller not receive a zinc plating finish?

• It is destined for a military plane

• It is already painted

• It is intended for a commercial plane

• It is made of a different material

What is the main difference in the finishing process between military and non-military propellers?

• Military propellers are larger

• Military propellers are not zinc plated

• Military propellers are painted in addition to being zinc plated

• Military propellers are made of different materials