Test yourself: 5 hard theory questions, free Airspace, weather, regs and aerodynamics, FAA-style — instant score, every answer explained. No signup.
Free testmediumair-conditioning
Recirculation fans in the cabin air system are used to:
A
Replace bleed air entirely
B
Pressurize the cargo compartment separately
C
Cool the avionics bay
D
Reduce bleed air demand by mixing recirculated filtered cabin air with fresh bleed air
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