Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumDME
DME provides distance based on:
A
Phase comparison of radio signals
B
Signal strength measurement
C
Time delay between interrogation pulse pairs and reply pulse pairs
D
Doppler frequency shift
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See where you stand: 5 hard questions, instant score, every answer explained.