11.15 Oxygen

Question 1

How can chemical oxygen generator be checked to see if used?

Answer 1

Change of colour

Question 2

If mask is deployed, it needs to be packed away how?

Answer 2

Manually by hand

Question 3

What flight altitude do passenger masks deploy at?

Answer 3

Over 14000ft and depressurisation

Question 4

How do you test the oxygen system?

Answer 4

Test button light will come on

Question 5

Before charging pressure, what needs to be taken into account?

Answer 5

Temperature

Question 6

Where would you find portable oxygen?

Answer 6

Cockpit
Exit
Set location in cabin

Question 7

What happens at 15000ft?

Answer 7

Outflow valves close

Question 8

How do oxygen cylinders show over pressure?

Answer 8

Green rupturing disc

Question 9

A demand regulator in portable oxygen bottle opens when?

Answer 9

When breathing

Question 10

If aircraft suddenly drops pressure to 14000ft, what happens?

Answer 10

Masks drop automatically

Question 11

A chemical oxygen generator has a supply duration of at least?

Answer 11

15 minutes

Question 12

The cylinder of portable oxygen set is made of?

Answer 12

Alloy steel