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pressurized, pressurizes the air when you go to high altitude (otherwise there would not be enough oxygen to breathe). Non-pressurized are therefore relegated to lower heights or you'd have to wear an oxygen mask.

2006-06-29 11:40:29 · answer #1 · answered by Alex 3 · 0 0

Pressurized aircraft compensate for the thinner air at altitude by pumping extra air into the cabin under pressure.

At altitudes above about 14,000 feet there is not enough oxygen in the air for normal breathing. By law, the crew and all passengers must be on supplemental oxygen above 14,000 feet if the cabin is not pressurized.

An airliner at typical cruise altitude of 35,000 feet has internal pressure about 8 PSI above the outside pressure. This is equivalent to a cabin altitude of about 8,000 feet which is safe for the passengers and crew.

An unpressurized aircraft is simply one that can't be pressurized to compensate for altitude. This is typically small general aviation aircraft. These are operated at much lower altitudes, usually below 10,000 feet.

2006-06-29 18:47:15 · answer #2 · answered by Bostonian In MO 7 · 0 0

pressurized aircrafts are for cruising at higher altitudes while non pressurized can be used for cruising at lower altitudes , and pressurization is done in cabins and cockpits inorder to avoid difficulting in breathing at( low pressure air) during flight

2014-01-21 02:29:20 · answer #3 · answered by Jayakrishnan 1 · 0 0

it's really cold in an unpressurized plane. the exits aren't sealed against the outside air. for commercial planes, they fly much higher than others, so there is little or no oxygen and u have to pressurize the cabin to retain the oxygen in the air.

2006-06-29 18:42:05 · answer #4 · answered by jenniferb 3 · 0 0

one has pressure the other doesnt.

2006-06-29 18:41:05 · answer #5 · answered by Anonymous · 0 0

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