Assertion: airfoil's stall | /r/HasProperty | experienced as sudden reduction
Facets:
value: often
type: TEMPORAL
value: in lift
type: OTHER
Source sentences:
text: Stalls in fixed-wing flight are often experienced as a sudden reduction in lift as the pilot increases the wing's angle of attack and exceeds its critical angle of attack (which may be due to slowing down below stall speed in level flight).