Controllable, or Variable Pitch Propellers are just one type of propulsion used on ships. Controllable pitch propellers vary the angle of each blade to control the amount on thrust produced by the ...
Barring the smallest manned airplanes, most aircraft that are pulled around by a prop have variable pitch propellers. The reason for this is simple efficiency. Internal combustion engines are most ...
A containership transiting the Pacific Ocean lost hydraulic oil and propulsion after its propeller blade cracked, according to a report from the National Transportation Safety Board (NTSB). A blade on ...
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