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Free testmediumrapid-decompression
At FL350, following a rapid decompression, the time of useful consciousness is approximately:
A
3-5 minutes
B
30-60 seconds
C
5-10 minutes
D
15-20 seconds
D
15-20 seconds✓ Correct Answer
Explanation
At FL350, time of useful consciousness after rapid decompression is approximately 15-20 seconds, requiring immediate oxygen mask use.
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