Question

g) Airplanes have pressurised cabins for passenger safety while flying high
in the atmosphere. give reason​

Answer 1

To recap, airplanes are pressurized because it protects pilot, crew and passengers from hypoxia. Airplanes are designed to pump air into the cabin to mimic the 14.7 pounds per square (PSI) of pressure that's found at sea level.

... HOPE IT HELPS U.....

Answer 2

Answer:

if it didn't exist airplanes couldn't balance n even could be crashed