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The rotor is like the engine to the propeller. A propeller is the fan like blades on the top that spin to make the helicopter fly.
A flying machine with a rotor an a propeller is a helicopter
1957
They commonly have one rotor and one propeller for stability .
It actually has two names (A) Tail Rotor (B) Antitorque Rotor.
They change the speed and angle of rotor, and speed of tail propeller.
It is called a rotor, and it more closely resembles a wing than a propeller blade
The rotor and rear propeller are turned by the transmission connected to the engine
The helicopter was made in China.
It is the main rotor of a helicopter that acts to lift and thrust the craft through the air. A link is provided below.
there are a few twin rotor helicopters. The Chinook is possibly most famous.
NO, the main rotor does the lifting and the small rear propeller is used to stop it spinning around and help with steering it.