Which factor is crucial for effective stall recovery?

Maintaining appropriate airspeed is crucial for effective stall recovery because sufficient airspeed is necessary to ensure that the wings have enough lift to regain controlled flight. When an aircraft is in a stall condition, the airflow over the wings has become insufficient, leading to a loss of lift. To recover from this, increasing the airspeed is key, which typically involves lowering the nose of the aircraft to enter a nose-down attitude, allowing the aircraft to regain speed and airflow over the wings.

Airspeed is directly related to lift generation, and if the aircraft maintains or accelerates to an appropriate airspeed, it can overcome the stall condition efficiently and regain stable flight. Other factors, such as flap configuration or engine power, may impact performance during recovery, but the priority must always be to ensure that the aircraft has adequate airspeed.