Ryanair Conversion 4 Exam Questions and
Answers with Verified Solutions | Latest
Updated 2026
Slow decompression Outside pressure equalising with cabin
pressure
More than 10 seconds
Causes of slow decompression Pilot error
Technical fault
Hissing door seal
Cracked window
Symptoms of slow decompression Yawning
Nausea
Headaches
Deep breaths
Effects of slow decompression Insidious effect of hypoxia
Rapid decompression Rapid loss of cabin of pressure less than
10
seconds
Causes of rapid decompression Door blown out
Failure of fuselage
, Symptoms of rapid decompression Euphoria
Impaired judgement
Blurred bliss in
Death
Collapse, coma
Material effects of rapid Loud explosive noise
decompression Air rising towards failure
Dense cod in cabin
Hot liquids will boil over
Oxygen masks drop
Seat belts sign on
Physical effects of rapid Severe ear and sinus pain
decompression Chest and joint pain
Forced expulsion of air
Feel very cold
Mild hypoxia 10,000 feet
Headaches
Yawning
Deep breaths
Advanced hypoxia 14,000ft
Headaches
Tiredness
Loss of muscular coordination
Personality changes
Extreme hypoxia 20,000 ft
Convulsion
Collapse
Coma and possible deaths
Answers with Verified Solutions | Latest
Updated 2026
Slow decompression Outside pressure equalising with cabin
pressure
More than 10 seconds
Causes of slow decompression Pilot error
Technical fault
Hissing door seal
Cracked window
Symptoms of slow decompression Yawning
Nausea
Headaches
Deep breaths
Effects of slow decompression Insidious effect of hypoxia
Rapid decompression Rapid loss of cabin of pressure less than
10
seconds
Causes of rapid decompression Door blown out
Failure of fuselage
, Symptoms of rapid decompression Euphoria
Impaired judgement
Blurred bliss in
Death
Collapse, coma
Material effects of rapid Loud explosive noise
decompression Air rising towards failure
Dense cod in cabin
Hot liquids will boil over
Oxygen masks drop
Seat belts sign on
Physical effects of rapid Severe ear and sinus pain
decompression Chest and joint pain
Forced expulsion of air
Feel very cold
Mild hypoxia 10,000 feet
Headaches
Yawning
Deep breaths
Advanced hypoxia 14,000ft
Headaches
Tiredness
Loss of muscular coordination
Personality changes
Extreme hypoxia 20,000 ft
Convulsion
Collapse
Coma and possible deaths