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Aeronautic terminology in dribs and drabs... A as "Autorotation"
Rome, Italy - It is the equivalent of a glide with engine off in an airplane
We can call autorotation the emergency descent of a helicopter during an engine failure, simulated or real. During the descent the main rotor turns due to the vertical air flow through the rotor disc, which acts like a windmill: the pilot has to lower the pitch control to maintain the desired RPM (revolution per minute) of the main rotor during the descent and lift the pitch control near the ground...
AVIONEWS - World Aeronautical Press Agency - 1085132
AVIONEWS - World Aeronautical Press Agency
AVIONEWS - World Aeronautical Press Agency