Noor 3

26 frågor • 7 mån sedan

Anonym

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1. Without added oxygen the time of useful consciousness at 30 000 ft is approximately:

c. one to two minutes

2. Without added oxygen the time of useful consciousness at 40 000 ft is approximately:

a. twenty seconds

3. The maximum altitude without oxygen at which flying efficiency is not seriously impaired is:

a. 10 000 ft

4. In a pressure demand oxygen system:

a. each member of the crew has a regulator

5. In a continuous flow oxygen system, oxygen is supplied:

a. only when the mask is plugged into the socket connection

6 In a diluter demand system, selection of emergency on this regulator will result in:

d. 100% oxygen continuous flow at positive pressure

7. If the aircraft suffers a decompression passenger oxygen masks:

b. automatically drop to a half-hung (ready position)

8. Oxygen cylinders are normally charged to:

c. 1800 psi

9. Rate of flow of oxygen is given in:

a. litres/minute

10. The colour of American and European oxygen cylinders is:

c. green

11. Dangerous pressure rise in oxygen cylinders:

c. is relieved by a bursting disc

12. To leak test an oxygen system use:

c. acid free soap and distilled water

13. Lubrication of an oxygen component thread is by:

d. graphite

14. Satisfactory operation of the oxygen system is indicated by:

a. flow indicators

15. If the pressurization system fails and the cabin starts to climb, then at 14 000 ft oxygen will be available to the passengers by:

d. masks automatically ejected to a half-hung position

16. When air is pressurized the % of oxygen:

c. remains the same

17. In an emergency chemically produced oxygen is supplied for a given period by:

a. sodium chlorate, iron power, an electrical firing system and a filter

18. Passenger oxygen masks will present:

d. if selected manually / electrically / barometrically

19. The charged pressure of a portable oxygen cylinder is normally:

c. 1800 psi

20. With the control knob set to high, a 120 litre portable bottle will provide oxygen for a period of:

b. 30 mins

21. At what altitude will the diluter-demand oxygen regulator provide 100% pure oxygen:

d. 34 000 ft

22. A flow indicator fitted to an oxygen regulator indicates:

b. that oxygen is flowing through the regulator

23. What is the approximate time of useful consciousness when hypoxia develops at the specified altitudes? 20 000 ft 30 000 ft

c. 30 min 90-60 secs

24. What is the effect on cabin temperature of a rapid de-compression at 30 000 ft?

a. Sudden and extreme drop

25. Susceptibility to hypoxia is increased by:

c. smoking

26. What is the approximate cabin altitude above which you must breath 100% oxygen if you are to maintain an alveolar partial pressure equal to that at sea level?

c. 34 000 ft

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13 frågor • 7 mån sedan

Anonym

Frågelista

1. Without added oxygen the time of useful consciousness at 30 000 ft is approximately:

c. one to two minutes

2. Without added oxygen the time of useful consciousness at 40 000 ft is approximately:

a. twenty seconds

3. The maximum altitude without oxygen at which flying efficiency is not seriously impaired is:

a. 10 000 ft

4. In a pressure demand oxygen system:

a. each member of the crew has a regulator

5. In a continuous flow oxygen system, oxygen is supplied:

a. only when the mask is plugged into the socket connection

6 In a diluter demand system, selection of emergency on this regulator will result in:

d. 100% oxygen continuous flow at positive pressure

7. If the aircraft suffers a decompression passenger oxygen masks:

b. automatically drop to a half-hung (ready position)

8. Oxygen cylinders are normally charged to:

c. 1800 psi

9. Rate of flow of oxygen is given in:

a. litres/minute

10. The colour of American and European oxygen cylinders is:

c. green

11. Dangerous pressure rise in oxygen cylinders:

c. is relieved by a bursting disc

12. To leak test an oxygen system use:

c. acid free soap and distilled water

13. Lubrication of an oxygen component thread is by:

d. graphite

14. Satisfactory operation of the oxygen system is indicated by:

a. flow indicators

15. If the pressurization system fails and the cabin starts to climb, then at 14 000 ft oxygen will be available to the passengers by:

d. masks automatically ejected to a half-hung position

16. When air is pressurized the % of oxygen:

c. remains the same

17. In an emergency chemically produced oxygen is supplied for a given period by:

a. sodium chlorate, iron power, an electrical firing system and a filter

18. Passenger oxygen masks will present:

d. if selected manually / electrically / barometrically

19. The charged pressure of a portable oxygen cylinder is normally:

c. 1800 psi

20. With the control knob set to high, a 120 litre portable bottle will provide oxygen for a period of:

b. 30 mins

21. At what altitude will the diluter-demand oxygen regulator provide 100% pure oxygen:

d. 34 000 ft

22. A flow indicator fitted to an oxygen regulator indicates:

b. that oxygen is flowing through the regulator

23. What is the approximate time of useful consciousness when hypoxia develops at the specified altitudes? 20 000 ft 30 000 ft

c. 30 min 90-60 secs

24. What is the effect on cabin temperature of a rapid de-compression at 30 000 ft?

a. Sudden and extreme drop

25. Susceptibility to hypoxia is increased by:

c. smoking

26. What is the approximate cabin altitude above which you must breath 100% oxygen if you are to maintain an alveolar partial pressure equal to that at sea level?

c. 34 000 ft