![aircraft design - Why does this V-22's rotors rotate clockwise and anti-clockwise (the right and the left rotor respectively)? - Aviation Stack Exchange aircraft design - Why does this V-22's rotors rotate clockwise and anti-clockwise (the right and the left rotor respectively)? - Aviation Stack Exchange](https://i.stack.imgur.com/djZ2P.jpg)
aircraft design - Why does this V-22's rotors rotate clockwise and anti-clockwise (the right and the left rotor respectively)? - Aviation Stack Exchange
![Speyer, Germany - April 2022: Contra rotating propellers on the wing of a Russian Antonov AN22 cargo plane Stock Photo - Alamy Speyer, Germany - April 2022: Contra rotating propellers on the wing of a Russian Antonov AN22 cargo plane Stock Photo - Alamy](https://c8.alamy.com/comp/2M6J7W6/speyer-germany-april-2022-contra-rotating-propellers-on-the-wing-of-a-russian-antonov-an22-cargo-plane-2M6J7W6.jpg)
Speyer, Germany - April 2022: Contra rotating propellers on the wing of a Russian Antonov AN22 cargo plane Stock Photo - Alamy
![Crewman trying to start the engine of his Aero L-60 Brigadýr airplane by rotating propeller Stock Photo - Alamy Crewman trying to start the engine of his Aero L-60 Brigadýr airplane by rotating propeller Stock Photo - Alamy](https://c8.alamy.com/comp/2CT7ANF/crewman-trying-to-start-the-engine-of-his-aero-l-60-brigadr-airplane-by-rotating-propeller-2CT7ANF.jpg)
Crewman trying to start the engine of his Aero L-60 Brigadýr airplane by rotating propeller Stock Photo - Alamy
![aircraft design - Is any convention to tell the propeller rotation direction of an airplane? - Aviation Stack Exchange aircraft design - Is any convention to tell the propeller rotation direction of an airplane? - Aviation Stack Exchange](https://i.stack.imgur.com/Xdg5m.jpg)
aircraft design - Is any convention to tell the propeller rotation direction of an airplane? - Aviation Stack Exchange
Do the turbines/blades of a jet engine turn clockwise or counterclockwise? Also, would the engines on opposite wings turn the same direction or not? - Quora
![What makes the left engine on a conventional twin-engine aircraft the critical one? - Aviation Stack Exchange What makes the left engine on a conventional twin-engine aircraft the critical one? - Aviation Stack Exchange](https://i.stack.imgur.com/H1dCl.jpg)