22-12. ALERTING SYSTEMS, PROXIMITY SYSTEMS
All questions: 130
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1. TCAS interprets intruders with no Mode C information as:
2. The radio altimeter:
1) operates in the 1.600-1.660 kHz range
2) operates in the 4.200-4.400 MHz range
3) measures a frequency difference
4) measures an amplitude difference
The combination regrouping all the correct statements is:
3. The data supplied by a radio altimeter:
4. In some configurations, modern aircraft do not respect the regulatory margins between stall and natural buffet. The warning system supplies the corresponding alarm. The required margin related to the stall speed is:
5. If an aircraft is flying (with flaps and landing gear retracte
