When the line tension is reduced, either by letting out more line or by the flyer moving into wind, the kite will begin to become unstable and begin to rock from side to side, or in extreme cases even spin.
22.
It is dependent on the surface ( ? s ) and liquid solid interface ( ? ls ) tensions, as well as an additional line tension ( ? ) which comes into effect when the initial radius of the droplet is small ( nanosized ).
