Mnemonics and Main Memory Items | HP Flashcards
1
Q
Deterioration of night vison can occur:
A
between 1600m and 5000m
2
Q
Which is the audible range to human hearing?
A
Between 20 Hz and 20 KHz(20hz and 20 000hz)
3
Q
Any prolonged exposure to noise in excess of 90 Db can end up in:
A
noise induced hearing loss
4
Q
The barometric pressure has dropped to 1/2 of the pressure at sea level at
A
18 000
5
Q
Following a rapid decompression at 30.000 feet, the time of useful consciousness would be about:
A
between 45 seconds and 1 minute 30 seconds
6
Q
After a rapid decompression at 35 000 feet, the time of useful consciousness is about:
A
30 to 60 seconds
