Alerting Systems Flashcards
1
Q
A stall warner is designed to operate within which range
A
4kt to 12kt ABOVE stall speed
2
Q
What are 2 types of stall arner devices
A
- MECHANICAL (flapper)
- SLOT
3
Q
How does a mechanical stall warmer work
A
Airflow over leading edge lifting protruding flap
4
Q
How does a slot stall warner work
A
Air sucked out of slot produces audible warning