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CAL B747 Systems > Aircraft General > Flashcards

Aircraft General Flashcards

1
Q

Emergency lighting system is maintained by fully charged batteries for

A

15 minutes (FCOM 1.40.5)

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2
Q

All emergency lights and exit signs are powered by DC bus #4. True or False

A

FALSE (FCOM 1.40.5)

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3
Q

For added protection against smoke rising into the upper deck the smoke barrier may be used in flight. True or False

A

TRUE (FCOM 1.30.44 )

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4
Q

Do not operate entry or cargo doors when winds exceed _____ at the doors.

A

40knts. (FCOM 1.50.1)

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5
Q

Supernumerary oxygen system automatically deploys masks if cabin altitude exceeds approximately

A

14,000ft (FCOM 1.40.9)

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6
Q

What is the maximum takeoff and landing altitude?

A

10,000ft Pressure altitude. (FCOM L.10.2)

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7
Q

For single channel ILS approaches, autopilot must be disengaged before the aircraft descends below ____ feet

A

100ft AGL. (FCOM L.10.5)

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8
Q

Maximum crosswind for auto landing operations is

A

25knts (FCOM L.10.5)

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9
Q

Automatic landings can be made with 30 flaps only. True or false

A

FALSE (FCOM L.10.5)

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10
Q

APU start duty cycle between starts for 1 and 2 is

A

Battery wait -1 minute (FCOM L.10.7)

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11
Q

APU start duty cycle between starts for 2 and 3 is

A

Battery wait -1 minute (FCOM L.10.7)

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12
Q

APU start duty cycle between starts for 3 and 4 is

A

Battery wait -75 minutes (FCOM L.10.7)

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13
Q

Maximum altitude with the flaps extended is

A

20,000ft. (FCOM L.10.8)

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14
Q

Maximum differential cabin pressure (relief valves) is

A

9.4psi. (FCOM L.10.5)

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15
Q

How many crash axes are onboard?

A

2 (FCOM 1.45.4/5.)

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16
Q

The passenger oxygen system uses the same source as the cockpit crew. True or False

A

FALSE (FCOM 1.40.7)

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17
Q

What is the wingspan of the B744?

A

64.9m. (FCOM 1.10.1)

18
Q

What is the length of the B744?

A

70.7m. (FCOM 1.10.1)

19
Q

What is the minimum of pavement for a 180 degree turn?

A

46.6m (153ft). (FCOM 1.10.3)

20
Q

Which is a momentary action switch?

A

PACK Reset switch( other answers APU switch, STROBE switch…) (FCOM 1.30.2.) Momentary action switches are spring loaded to the extended position. They activate or deactivate systems or reset system logic. The switch display indicates system status.

21
Q

Which is an alternate action switch?

A

Have 2 positions ON and OFF, when pushed are flush with the panel (FCOM 1.30.1)

22
Q

The FASTEN SEATBELT signs illuminate in AUTO mode

A

Gear not up and locked OR flap lever not up OR airplane altitude below 10,300’ OR cabin altitude above 10,000’ (FCOM 1.40.4)

23
Q

When are the landing lights at maximum intensity

A

Landing Gear Lever DOWN + Landing lights ON (FCOM 1.40.1)

24
Q

Can the taxi and turnoff lights be illuminated inflight

A

No. As Air ground sensing in AIR mode(FCOM 1.40.1)

25
Q

With the emergency lights switch in ARMED, when do the emergency lights illuminate

A

When DC power fails or when turned off when the system is armed. (FCOM 1.40.5)

26
Q

How is the emergency lights system powered when activated

A

By remote batteries (FCOM 1.40.5)

27
Q

Approximately how long can the emergency lights illuminate when activated?

A

At least 15 minutes (FCOM 1.40.5)

28
Q

When do the supernumerary oxygen masks automatically drop if the switch is NORM?

A

altitude exceeds 14,000 (FCOM 1.40.9)

29
Q

Can the supernumerary oxygen flow control unit be reset in flight?

A

yes (FCOM 1.40.9)

30
Q

What indicates that the pilot’s oxygen is flowing?

A

Yellow cross on the Oxy Flow Indicator (FCOM 1.30.19)

31
Q

What does the “N” mean on the oxygen mask’s switch?

A

Normal - supplies an air/oxy mixture on demand (FCOM 1.30.21)

32
Q

What happens when you rotate the oxygen mask’s Emergency/Test selector to emergency?

A

Supplies 100% oxy under positive pressure (FCOM 1.30.22)

33
Q

When the mask is removed from its stowage box, when does the mask mic activate?

A

When the left door opens (FCOM 1.30.19)

34
Q

How do you know that the oxygen supply valve is open?

A

An oxygen on flag appears on the mask compartment (FCOM 1.30.19)

35
Q

How do you shut off oxygen after use?

A

By closing the stowage compartment left hand door and pushing and releasing the Reset/Test switch (FCOM 1.40.8)

36
Q

Where are the negative pressure relief valves located?

A

side cargo door, fwd and aft cargo door (FCOM 2.30.3)

37
Q

Where are the outflow valves located?

A

right and left aft fuselage (FCOM NP 21.7/8)

38
Q

Where are the positive pressure relief valves located?

A

left fwd fuselage (FCOM NP 21.9)

39
Q

What action inflates the flight crew oxygen mask harness?

A

squeeze the red release lever (right lever) (FCOM 1.30.19)

40
Q

How are emergency locator transmitters activated?

A

fuselage - high deceleration forces or ELT or switch On, Portable - by salted liquid (FCOM 1.45.2)

41
Q

A drop of 100 psig or greater in the crew oxygen system during the preflight mask check indicates:

A

oxy cylinder shutoff valve may be closed and oxygen is unavilable (FCOM NP 21.15)

CAL B747 Systems (18 decks)

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