If a helicopter loses engine power, it does not simply fall from the sky. Instead, pilots are trained to enter a maneuver called autorotation, a controlled descent that uses upward airflow through the ...
Not What You Think Official on MSN
Why helicopters can stay in the air even after the engine dies
Most people assume a helicopter without engine power just falls. In reality, helicopters can enter autorotation, a power-off descent where upward airflow keeps the rotor turning, letting the pilot ...
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