A)EGLL

B)2111302000

C)2112010800

E)RWY09327L DUE WIP NO CENTERLINE LIGHTS AVBL

The validity period of this NOTAM is:

Estimated leg time        39 min

Actual leg time        41 min

The groundspeed is:

Time en-route        30 min

Time of arrival at B    1240 UTC

Distance B to C        34 NM

The ETA at C is:

Cruise distance: 150 NM

TAS planned: 420 kt

Forecast wind component: -30 kt

Fuel consumption 5 kg / NAM

Revised wind component: -20 kt

Cruise distance: 150 NM

TAS planned: 450 kt

Forecast wind component: -10 kt

Fuel consumption 5 kg / NAM

Revised wind component: +20 kt

Trip distance (in Nautical Air Miles): 200 NAM

TAS planned: 180 kt

Change in TAS: 1 kt per 1°C change in OAT

Fuel consumption planned: 3 kg/NAM

Change in Fuel Consumption: 0.5% increase per 10°C increase in OAT

Revised OAT: 10°C above planned OAT

Trip distance (in Nautical Air Miles): 150 NAM

TAS planned: 220 kt

Change in TAS: 1 kt per 1°C change in OAT

Fuel consumption planned: 5 kg/NAM

Change in Fuel Consumption: 0.5% increase per 10°C increase in OAT

Revised OAT: 10°C below planned OAT

With the information given below, determine which of the listed options will result in the largest reduction in Trip Fuel required:

TAS correction: increase by 1 kt per 5°C increase in OAT

Trip Fuel correction: 1% increase per 10°C increase in OAT

Trip distance (Ground Miles): 95 NM

Average TAS planned: 145 kt

Average fuel consumption planned: 3.5 kg/NAM

Determine the change in air range available from a fuel mass of 1000 kg in case OAT changes from -55°C to -45°C:

Aircraft mass: 49.000 kg

Cruise level: FL350

Cruise speed: M.74

OAT at FL350: -55°C

Wind component: 35 Tailwind（含图）

Determine the change in air range available from a fuel mass of 1000 kg in case OAT changes from -55°C to -65°C:

Aircraft mass: 51.000 kg

Cruise level: FL350

Cruise speed: M.74

OAT at FL350: -55°C

Wind component: 45 kt Headwind（含图）

Determine the approximate change in ground distance available from a fuel mass of 1000 kg in case wind component changes from -25 kt to -35 kt:

Aircraft mass: 65000 kg

Cruise level: FL350

Cruise speed: M.74

OAT at FL350: -55°C

Wind component: -25 kt（含图）

Determine the approximate change in ground distance available from a fuel mass of 1000 kg in case wind component changes from -25 kt to -35 kt:

Aircraft mass: 55000 kg

Cruise level: FL350

Cruise speed: M.74

OAT at FL350: -55°C

Wind component: -25 kt（含图）

What changes to forecast conditions will result in the largest increase in Trip Fuel required for a Medium-Range Jet Transprt (MJRT) flight?

Cruise level: FL370

Cruise speed: Mach 0.74

Trip distance: 2000 NM（含图）（含图）

True track        055°

W/V            360/20

TAS            105 kt

Calculate the distance from the departure point to the PET:

True track        320°

W/V            160/40

TAS            110 kt

Calculate the distance from departure to the PET:

True Track    240°

W/V        060/50

TAS        500 kt

Calculate the Distance (NM) and the Time (min) from the departure point to the PET:

True Track    140°

W/V        140/100

TAS        500 kt

Caluculate the Distance (NM) and the Time (min) of the PET from the departure point:

Mach No.            0.75

OAT                -45°C

Tailwind 'out'            10 kt

Tailwind 'back'        35 kt

The distance from X to the PET is: