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Human Performancemedium#907

The Time of Useful Consciousness (TUC) at FL350 is approximately:

A

30-60 seconds

Correct
B

3-5 minutes

C

15-30 minutes

D

15-20 seconds

Explanation

At FL350, TUC is approximately 30-60 seconds; at FL400 it is only 15-20 seconds.

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