Category Archives: Helicopter Theory

What is torque?

Torque is the tendency of a force to rotate about an axis. Radio helicopters also have a large rotating mechanism which is called a rotor in this case. Reactive Torque The big rotor in a helicopter is creating a lot … Continue reading

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Introduction to Coaxial Helicopters

In conventional helicopters there is usually one main rotor consisting of two or more blades. However to improve stability some electric radio controlled helicopters are configured for a coaxial setup or twin rotors. The benefit of having two rotors mounted … Continue reading

Posted in Helicopter Theory | Tagged , | 113 Comments