Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumcosmic-radiation
The recommended annual dose limit for occupational exposure to cosmic radiation for aircrew is:
A
1 mSv
B
6 mSv averaged over 5 years, with 20 mSv in any single year
C
50 mSv
D
100 mSv
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See where you stand: 5 hard questions, instant score, every answer explained.