because if you fart in it it keeps the smell away
Ans 2 - propellors give the submarine motion through the water
Most submarines have propellers that spin, pushing them forward. A few smaller research submarines use a water jet for propulsion.
sound wavers are affected by propellers
Lang Propellers was created in 1913.
Tennessee Propellers was created in 1981.
Precision Propellers was created in 1979.
Most modern submarines have one screw (which is the proper term for a propeller). Some of the really big ones have a pair of them, like the Russian submarine Kursk, for example. But the bulk of the designs incorporate a single screw.
Some airplanes have had up to 8 propellers.
3 Propellers were on the famous RMS TITANIC!
De Havilland Propellers was created in 1935.
No. Gliders, jets and rocket-propelled aircraft do not have propellers.
The parts/description are the same for nearly all naval submarines: Conning tower, Fin, diving planes, aft, fore, periscope, torpedo tubes, deck gun, screw(s) (propellers), rudder, etc.
Generally speaking there are 4 propellers. Two of them are crossed over each other that form the main propellers, and the other two are at the rear.