Propellers are, single-handedly, the most noticeable part on an aircraft. Using energy from the engine to spin, the aircraft propeller is used to create thrust by rotation.
Depending on the type of aircraft, the propeller can look very differently. The number of blades increases as the size of the aircraft engine increases, to ensure proper power distribution. And, propeller blades can vary in material, such as wood, fiberglass, composites, and metals, depending on how strong or durable they have to be.
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