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B777 CATHAY STUDY GUIDE > AIRCRAFT GENERAL AND LIMITATIONS > Flashcards

AIRCRAFT GENERAL AND LIMITATIONS Flashcards

1
Q

Wingspan?

A

64,80m

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2
Q

Height?

A

18,85m

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3
Q

Length?

A

73,08 (73,86 incl THS)

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4
Q

Max steering angle?

A

70 deg

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5
Q

Min width of pavement for a 180 deg turn?

A

56,5m

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6
Q

Max operating flight altitude?

A

43’100 ft pressure altitude

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7
Q

Max speed?

A

350 kts or M 0.89

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8
Q

Engines on B777-300ER?

A

GE90 -115BL

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9
Q

Max Zero Fuel Weight for the -300ER

A

237’682 kg

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10
Q

T/O weight -300ER?

A

351’534 kg

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11
Q

Landing weight -300ER?

A

251’290 kg

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12
Q

Nr of Pax entry doors?

A

10

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13
Q

Nr of cargo doors and their location?

A

3 on the right side of the fuselage

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14
Q

What is max allowable slope?

A

+- 2%

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15
Q

Max T/O and Landing tailwind Component?

A

15 kts

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16
Q

Max crosswind Component for T/O on a dry or wet rwy?

A

20 kts

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17
Q

Max crosswind Component for Landing on a contaminated rwy?

A

15 kts

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18
Q

Max T/O and Landing altitude?

A

8’400 ft pressure altitude

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19
Q

Min altitude for autopilot engagement after T/O?

A

200 ft AGL

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20
Q

What are the max allowable wind speeds for autoland?

A

HW 25 kts
TW 15 kts
XW 25 kts

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21
Q

When must the autopilot be disconnected if not in a go-around or coupled to an ILS?

A

Without LAND 2 or LAND 3 annunciated the AP must be disengaged below 200 ft

22
Q

What is the max fuel temperature?

A

49 deg C

23
Q

What is the min in-flight fuel temp?

A

3 deg C above the freezing point of the fuel being used

24
Q

When must Engine-anti ice be selected on for ground operations?
What is the definition of visible moisture?

A

For all ground operations when icing conditions are anticipated or exist. That means OAT less than 10 deg C.
Icing conditions are in visible moisture and below +10 deg C
Visible moisture is defined as having a VIS less than 1600m

25
Q

When can the ground manouvre cameras be used?

A

Any time apart from T/O, approach and landing

26
Q

What are the limitations for the cargo door to be operated?

A

As long as winds do not exceed 40 kts

27
Q

When is the flight deck acess door to be operationally checked?

A

By crew on their first sector

28
Q

What is the minimum oil temp for Engine start?

A

-40 deg C

29
Q

What are the glideslope angle limitations for an autoland?

A

Max: 3,25 deg
Min: 2,5 deg

30
Q

Max x-wind component for landing on a dry runway?

A

38 kts

31
Q

Max altitude for use of flaps?

A

20’000ft

32
Q

Fuel density limits?

A

0,7309 - 0,8507 kg/litre

33
Q

Fuel imbalance limits for take-off/landing?

A

1’360(1300) kg when total main tank fuel exceeds 55’791kg

2041(2000) kg when total main tank fuel is less than 40’823 kg

34
Q

What is the max allowable difference between the Captains and the F/O:s altimeters with regards to field elevation?

A

75 ft

35
Q

Engine limits:

N1, EGT, N2, Oil pressure, Oil temp,

A

N1 = 2602 RPM (110,5%) 2355 RPM (100%)
EGT= 750, 825, 1050, 1090 5 min, 1095 30 seconds
N2 = 11292 RPM (121%) 9332 RPM (100%)
Oil Pressure = Below 10 psi it is 15 seconds
Oil Temp = 132 no limit, 143 it is 15 min

36
Q

Turbulence penetration speed?

A
  • 270 kts below 25’000 ft
  • 280 kts or 0,82 Mach whichever is lower at or above 25’000 ft
    Maintain at least 15 kts above MMS at all altitudes when airspeed is below 0,82 Mach
37
Q

Are we allowed to operate the HF radios during refueling?

A

No and not within 50 ft of refueling operation

38
Q

What is the fire category for the B777? (ICAO and FAA)

A 
Category 9 (ICAO)
INDEX E (FAA)
39
Q

What is the width between the outer main gear on the B777?

A

12,90 m

40
Q

What is the approach category for the B777?

What speeds is that category based on?

A

Category D

Based on an approach speed between 141-165 kts

41
Q

What is the aerodrome reference code for the B777?

A

4E
E= Based on a wingspan between 52-65m and a outer gear wheel width of 9-14m
4= 1800m and above balance field length

42
Q

What is the glide ratio of the B777?

A

Roughly 19:1 (source might be unreliable)

43
Q

What is the distance between the nose wheel and the middle main wheel?

A

31,22m

44
Q

What is the width of the THS (Trimmable Horizontal Stabilizer)?

A

21,53m

45
Q

What is the clearence distance needed from the wingtip to an object for a turn?

A

4,6m

46
Q

What is the wing tip radius for a minimum turn radius?

A

48,8m

47
Q

What is the max cross wind limitation for T/O on a contaminated runway?

A

10 kts

48
Q

What are the breaking action ICAO designators as well as the CODE and MU values?

A 
DRY  6  >50
GOOD  5  40 & above
GOOD to MEDIUM  4  36 - 39
MEDIUM  3  30 - 35
MEDIUM to POOR  2  26 - 29
POOR  1  21 - 25
49
Q

What is the minimum speed tires should be capable of for T/O?

A

204 kts

50
Q

What is the minimum overspeed tires should be capable of for landing?

A

226 kts

51
Q

What is the ramp weight or maximum taxi weight for the -300ER?

A

352’441 kg

B777 CATHAY STUDY GUIDE (24 decks)

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