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MET VLE School-Finals > MET post PT 3 > Flashcards

MET post PT 3 Flashcards

1
Q

The conditions required for mountain wave (MTW) to form are [ ] air, a wind of [ ] blowing [ ] the mountain ridge.

A

[stable] [>20kt][across]

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2
Q

The [ ] is the organisation responsible for producing gridded air forecasts.

A

[WAFC]

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3
Q

Considering the weather conditions over Ecuador in the region of the ITCZ, what hazards to flight are likely?

a.Density altitude increasing causing the altimeter to under-read

b.Low pressure causing the altimeter to over-read

c.Low pressure causing the altimeter to under-read

d.Tropical revolving storms

A

b.Low pressure causing the altimeter to over-read

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4
Q

Which of the items listed below are broadcast through ATIS? (pick 3)

A

[wind vector] [time] [visibility]

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5
Q

Clear air turbulence CAT can be defined as

a.Turbulent movement of air occurring in the absence of any visual clues

b.The meeting of air masses moving at different speeds in mountainous areas

c.Severe turbulence associated with thunderstorms

d.Disturbed air flow that causes violent buffeting of aircraft identified by lenticular cloud

A

a.Turbulent movement of air occurring in the absence of any visual clues

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6
Q

The approximate number of hurricanes occurring in the N Atlantic annually is [ ].

A

[ 7 ]

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7
Q

Are the following statements true or false?

I. Polar Ice Cap is the source of polar maritime air;
II. Air masses are all stable at source
Question 7 Answer

a.I is correct, II is false

b.I is false, II is correct

c.Both statements are false

d.I and II are both correct

A

b.I is false, II is correct

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8
Q

In the northern hemisphere ahead of a warm front the wind [ ] below the friction layer and [ ] above the friction layer

A

[veers] [veers]

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9
Q

An aerodrome situated on top of hill with a 500ft elevation is reporting fog; a nearby aerodrome with an elevation of 200ft is reporting visibility 8000m. What is the most probable reason for the difference in conditions?

a.Convective activity

b.Surface cooling by terrestrial radiation

c.An upslope wind

d.The passage of a cold front

A

c.An upslope wind

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10
Q

In order to comply with operational minima a RVR of 300m is required. Which of the following aerodromes would be suitable for landing?

a.EGTK 120750Z 26002KT 0100 R23/0150D FG 08/07 Q1012

b.EGVN 120750Z 00000KT 0300 R16/M0050 FG 05/04 Q1008

c. EGTC 120750Z 23003KT 0250 R18/0300 FG 05/04 Q1008

d.EGBE 120750Z 21005KT 0350 R26/0200U FG 07/06 Q1008

A

c. EGTC 120750Z 23003KT 0250 R18/0300 FG 05/04 Q1008

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11
Q

Where would you expect to find rotor cloud in an area experiencing MTW?

a.Below the ridge on the lee side

b.Above the ridge on the windward side

c.Above the ridge on the lee side

d.Below the ridge on the windward side

A

a.Below the ridge on the lee side

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12
Q

The symbol labelled “Dinaro” indicates

a.volcanic ash cloud

b.the name of a hurricane

c.radioactive material

d.the name of a TRS forming the area

A

d.the name of a TRS forming the area

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13
Q

Refer to the image below showing a symbol in the ocean to the west of Australia located at S27 E106.
The label ‘Carlos’ refers to [ ].

A

[Tropical cyclone]

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14
Q

The pilot of a light aircraft, qualified for VFR flight only, takes off aware of a warm front approaching, noted during pre-flight planning. What should the pilot anticipate?

a.Fly away from the front and wait for it to pass

b.Stay below the freezing level and clear of cloud

c.Prepare for freezing precipitation and icing

d.Fly a track 5nm ahead of the warm front to avoid potential hazards

A

c.Prepare for freezing precipitation and icing

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15
Q

Satellite imagery is useful with respect to volcanic activity for

A

[tracking volcanic ash cloud movement]

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16
Q

With a wind blowing from 270 towards a mountain range, where is the greatest risk of icing most likely to occur?

a.On the north side of the range where the temperature is lower

b.In cloud forming on the lee side of the range

c.In cloud forming on the western side of the range

d.Above the cloud on the western side of the range

A

c.In cloud forming on the western side of the range

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17
Q

The diameter of an average tropical revolving storm is

a.1000km

b. 50km

c.100km

d.500km

A

d.500km

18
Q

In the northern hemisphere ahead of a warm front the surface wind will [ ] on the passage of the warm front and
[ ] on the passage of the cold front

A

[veer][veer]

19
Q

In order to comply with operational minima a RVR of 550m is required. Which of the following aerodromes would be suitable for landing?

a.EGBB 120750Z 21005KT 0350 R26/0400U FG 07/06 Q1008=

b.EGNX 120750Z 00000KT 0500 R16/0500 FG 05/04 Q1008=

c.EGBE 120750Z 26002KT 1000 R23/0700D BR BKN008 12/10 Q1012=

d.EGCC 120750Z 23003KT 0400 R18/0400 FG VV006 05/04 Q1008=

A

c.EGBE 120750Z 26002KT 1000 R23/0700D BR BKN008 12/10 Q1012=

20
Q

Which of the following describes turbulence that a pilot is required to report?

a.Turbulence that causes slightly, rapid, somewhat rhythmic bumpiness without appreciable changes in altitude or attitude

b.Turbulence that momentarily causes slight, erratic changes in altitude and/or attitude (pitch, roll, yaw).

c.Moderate changes in aircraft attitude and/or altitude may occur but the aircraft remains in positive control at all times. Usually, small variations in airspeed.

d.Occupants may feel a slight strain against seat belts or shoulder straps. Unsecured objects may be displaced slightly.

A

c.Moderate changes in aircraft attitude and/or altitude may occur but the aircraft remains in positive control at all times. Usually, small variations in airspeed.

21
Q

Using the chart extract below, the approximate wind speed is [ ]
and the direction is [ ] in the region marked with the red circle.

A

[30mps] [280 degrees]

22
Q

An image on an IR satellite chart shows as an elongated white shape and the same shape on a visible image appears translucent. What is this likely to be?

a.Cs

b.Cc

c.CB

d.St

A

a.Cs

23
Q

The main hazard associated with ice crystal icing is

a.Engine power reduction or malfunction

b.The stabilizer being rendered ineffective

c.Loss of control due to ailerons freezing

d.Ice build up on the wing

A

a.Engine power reduction or malfunction

24
Q

A high sub-tropical latitude would be at

a.10 degrees N and S

b.30 degrees N and S

c.60 degrees N and S

d.0 degrees

A

b.30 degrees N and S

25
Q

The symbol shown on the map is known as a [ ].

A

[Cyclone]

26
Q

Refer to the chart below.

En-route from Barcelona to Reykjavic, an aircraft is overhead Ireland (highlighted with red square). What are the weather conditions at FL320?

a.Moderate turbulence and icing

b.Moderate turbulence and 110kt crosswind

c.Moderate turbulence

d.90kt crosswind from the right

A

c.Moderate turbulence

27
Q

You are making an approach to an airfield with a mountain range to the East. The wind is easterly and the range has cloud at its peak. Where is the greatest risk of airframe icing?

a.On the western side below the peak

b.On the western side above the peak

c.On the eastern side below the peak

d.On the eastern side above the peak

A

d.On the eastern side above the peak

28
Q

Refer to the chart below. On a flight from Zurich to Kiev at FL210, [ ] conditions/hazards are likely to be encountered?

A

[no adverse weather]

29
Q

What best describes the St Elmo’s Fire weather phenomenon?

a.Torrential rainfall

b.Lightning that strikes the ground

c.Static discharge in the atmosphere

d.Fire tornado

A

c.Static discharge in the atmosphere

30
Q

Refer to the METAR below.
METAR EDDF 081540Z 27015G25KT 6000 +TSRA SCT012 18/14 Q998 WS03R

A Pilot who recently departed the airport has filed a report which included “…..
[ ] experienced [ ] by
[ ]”.

A

[wind shear] experienced [departing 03] by [Airbus A320]”

31
Q

The risk of ice crystal icing exists at high altitude, particularly in tropical latitudes and is caused by very small ice crystals in high concentrations within and near convective weather systems. The ice crystals are extremely small - probably only about 40 microns in diameter - and even at high concentrations, are unlikely to be evident visually or on airborne weather radar displays. In an ice crystal icing event, what type of icing is formed?

a.Clear ice

b.Clear ice crystal icing

c.Ice crystals

d.Rime ice

A

c.Ice crystals

32
Q

The current ATIS broadcast is reporting 3000m in HZ. This means [ ].

A

[visibility 3000m due to haze].

33
Q

With reference to the reporting of turbulence, which statement is true?

a.Forecasts rely on satellite detection for the most accurate locations

b.Forecasts rely on pilot reports as turbulence cannot be detected remotely

c.Pilots rely on airborne weather radar to locate turbulence

A

b.Forecasts rely on pilot reports as turbulence cannot be detected remotely

34
Q

Following a 5 hour flight at FL410 you have a short turn around at your destination where there is a warm front with rain approaching. What risks exist and what should you take into account?

a.Rime ice may form on leading edges during take-off roll so de-ice the aircraft prior to departure

b.Hoar frost which may be melted by warm rain

c.Risk of increased weight and increased fuel burn in flight due freezing rain or drizzle

d.Cold soaked airframe and fuel temp observed by pilot to be -11 degrees with OAT +2 degrees so expect icing under wings

A

d.Cold soaked airframe and fuel temp observed by pilot to be -11 degrees with OAT +2 degrees so expect icing under wings

35
Q

Doppler is useful for detecting [ ].

A

[TS]

36
Q

Vertical visibility is reported in

a.30m intervals up to 3000m

b.10m intervals up to 300m

c.30m intervals up to 600m

d.50m intervals up to 800m then 100m up to 5000m

A

c.30m intervals up to 600m

37
Q

Two aerodromes are a few miles apart. Airfield A has an elevation of 2000ft reporting fog and airfield B which lies in the valley has an elevation of 200ft and is reporting good visibility. What would explain the difference in surface conditions?

a.A foehn wind at A

b.Upslope air flow at A

c.Convective cloud at B

d.Higher air temperature at A

A

b.Upslope air flow at A

38
Q

[ ] will cause an anabatic wind to develop?

A

[Heating]

39
Q

Flying a route from London to Barcelona, when overhead Paris you want to check the weather in the vicinity. What single source of information could you access using VHF?

a.GAMET

b.VOLMET

c.SIGMET

d.ATIS

A

b.VOLMET

40
Q

You have to make an emergency landing in a valley with mountains along both sides. MTW is reported. What would be the greatest hazards to be considered?

a.Rotor zone on lee side and MTW up to the tropopause

b.Convective activity on the windward side with mod or severe turbulence

c.Icing in lenticular cloud above the mountain ridge

d.Wind shear in the rotor zone on the windward side and MTW increasing in intensity up to the tropopause

A

a.Rotor zone on lee side and MTW up to the tropopause

MET VLE School-Finals (32 decks)

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