Questions tagged [rotors]

Rotors are the parts of the craft that spin to provide lift. For propeller driven craft, use [propellers]. Use with any relevant craft tags (i.e. [drone])

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Why are most multirotors built with an even number of rotors?

The most common types of multirotor are quadcopters, hexacopters and octocopters (with four, six and eight rotors respectively). Are there scientific reasons why most drones built with an even ...