Explore topic-wise MCQs in Aircraft Maintenance.

This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Aircraft Maintenance knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following can provide a sea-level cabin altitude when cruising at 41,000 feet?

A. Bombardier Global Express
B. Emivest SJ30
C. Boeing 767
D. Airbus A340
Answer» C. Boeing 767
2.

The cabin altitude rises gradually from the altitude of the airport of origin to a regulatory maximum of ________

A. 15,000 feet
B. 20,000 feet
C. 40,000 feet
D. 8,000 feet
Answer» E.
3.

The compulsory maximum cabin altitude does not eliminate all physiological problems.

A. False
B. True
Answer» C.
4.

What is the typical cabin altitude of the Boeing 767 when cruising at 37,000 feet?

A. 7,000 feet
B. 10,000 feet
C. 15,000 feet
D. 18,000 feet
Answer» B. 10,000 feet
5.

In aircrafts, the cabin altitude during flight is kept above sea level so as to reduce stress on the pressurized part of the _________

A. Engines
B. Wings
C. Fuselage
D. Tail
Answer» D. Tail
6.

Which of the following is the body s most common response to hypoxia?

A. Hyperventilation
B. Hypoxia
C. Barotrauma
D. Sinus
Answer» B. Hypoxia
7.

For private aircraft operating in the US, the crew is required to use oxygen masks if the cabin altitude stays above __________ for more than 30 minutes.

A. 12,000 feet
B. 50,000 feet
C. 25,000 feet
D. 20,000 feet
Answer» B. 50,000 feet
8.

Cabin altitude of zero would indicate the pressure found at mean sea level.

A. False
B. True
Answer» C.
9.

The pressure inside the cabin is technically referred to as _________

A. Cabin bar
B. Cabin pressure
C. Cabin altitude
D. Cabin level
Answer» D. Cabin level
10.

What is the ambient air pressure at 40,000 feet?

A. 2 bar
B. 0.2 bar
C. 20 bar
D. 0.02 bar
Answer» C. 20 bar
11.

The air used for pressurization is usually bled off from the engines, at the __________ stage.

A. Cryogenic
B. Compressor
C. Thermal
D. Hydraulic
Answer» C. Thermal
12.

The cabin pressure is regulated by the ___________ valve.

A. Outflow
B. Inflow
C. Downward
D. Upward
Answer» B. Inflow