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Exam simulation Meteorology ATPL - Airline Transport Pilot license

Exam simulation ATPL Meteorology 120 questions on 120 minutes

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1 - You cross a jet stream in horizontal flight at approximately right angles. While crossing, in spite of a strong wind of 120 kt, you notice the temperature barely changes. Which of the following statements is correct ?
2 - Which of the following statements concerning the core of a polar front jet stream is correct ?
3 - Which of the following sets of conditions are most favourable to the development of thunderstorms?
4 - What is characteristic of the pamperos?
5 - The turbulence which occurs at high flight levels (above FL 250) is mainly of the type Clear Air Turbulence. In what way can moderate to severe Clear Air Turbulence affect an aircraft, the flight and the passengers?
6 - The troposphere
7 - The temperature at 10000 FT in the ICAO Standard Atmosphere is:
8 - What weather conditions are expected at Paris airport (LFPO) around 0550 UTC?
question met9.webp
9 - Between which latitudes are you most likely to find the region of travelling low pressure systems during summer?
10 - Contour heights are:
11 - What are the typical differences with regard to the temperature and humidity between an air mass with its origin in the Azores and an air mass with its origin over northern Russia ?
12 - Clouds in patches, sheets or grey or whitish layers made up of elements resembling large pebbles or rollers, together or not, and always clear of the ground are:
13 - An aircraft is flying over the sea at FL 90
14 - An air mass is unstable when
15 - Which weather chart gives information about icing?
16 - In which approximate direction does the centre of a non-occluded frontal depression move?
17 - A cumulonimbus cloud at mid-latitudes in summer contains
18 - From what type of cloud does drizzle fall ?
19 - An aircraft maintains a constant indicated altitude of 6500 FT from A (600 FT/AMSL - QNH 1012 hPa) to B (930 FT/AMSL - QNH 977 hPa). Assuming that the altimeter subscale setting remains unchanged at 1012 hPa, the height of the aircraft above the surface at B will be
20 - Which of the following conditions gives the highest value of the QNH?
21 - The radiation of the sun heats
22 - The diameter of a typical tornado is
23 - Which of the following statements concerning an isothermal layer in the atmosphere is correct?
24 - The QNH at an airfield in California located 69 metres below sea level is 1018 hPa. The air temperature is 10°C higher than a standard atmosphere. What is the QFF?
25 - If you are flying at FL 120 and the outside temperature is -2°C, at what altitude will the 'freezing level' be?
26 - Which of the following circumstances most favour the development of radiation fog?
27 - The maximum amount of water vapour that the air can contain depends on the
28 - For an airfield located in the British Isles, the passage of a warm front will usually be indicated by:
29 - Which of the following are medium level clouds ?
30 - What feature is normally associated with the initial stage of a thunderstorm?
31 - The transition from SW to NE monsoon in India occurs in
32 - On the approach, the surface temperature is given as -5°C. The freezing level is at 3000 FT/AGL. At 4000 FT/AGL, there is a solid cloud layer from which rain is falling.According to the weather briefing, the clouds are due to an inversion caused by warm air sliding up and over an inclined front. Would you expect icing?
33 - A gust front is
34 - Cumulus clouds are an indication for
35 - A layer can be:
36 - One of the most serious consequences of icing on the wings of an aircraft is?
37 - A vertical spacing of 1000 FT is the standard required separation between two FL. Under conditions of cold air advection (ISA -15°C), what would the true vertical separation be?
38 - Precipitation in the form of showers occurs from
39 - In a METAR message, the wind group is 23010MPS. This means:
40 - The thickness of the troposphere varies with
41 - What will be the effect on the reading of an altimeter of an aircraft parked on the ground as an active cold front is passing?
42 - An air temperature of -15°C at the 700 hPa level over central Europe in summer is:
43 - Convective weather phenomena include
44 - Where is the coldest air to be found, in an occlusion with cold front characteristics?
45 - You are flying at FL 300 where the outside air temperature is -57,5°C and the pressure at MSL is 1013,25 hPa. If you assume that the difference between the actual temperature and the temperature in the ISA is valid for the whole troposphere, then the true altitude is:
46 - The temperature lapse rate of the standard atmosphere in the troposphere is:
47 - A small supercooled cloud droplet that collides with an airfoil will most likely
48 - The presence of altocumulus lenticularis is an indication of the
49 - In central Europe when is the greatest likelihood for thunderstorms due to warm updrafts?
50 - Continuous updraughts occur in a thunderstorm during the
51 - What is the strong relatively cold katabatic wind, blowing down the northern Adriatic coast, mainly during the winter and spring called?
52 - What is the main cause for the formation of a polar front jet stream?
53 - What name is given to the jet stream lying over North Africa (B) ?
question met12.webp
54 - A significant inversion at low height is a characteristic of:
55 - Tropical revolving storms do not occur in the southeast Pacific and the south Atlantic because
56 - What is the optimum flight level between Rome and Paris according to the significant weather chart?
57 - Absolute instability in the atmosphere will occur when the environmental lapse rate is
58 - What is the approximate maximum diameter of a the area affected by damaging winds at the surface caused by a microburst ?
59 - In mature Cb's the probability of severe icing, according to meteorological rules, is greatest in the following temperature range:
60 - The radiation of the Sun heats:
61 - Which FL corresponds with the 850 hPa pressure level ?
62 - Which of the following statements is true of the dew point of an air mass?
63 - A strong, dry and warm downslope wind, produced by prior enforced ascent of air over hills or mountains is known as a
64 - In meteorology, which constituent is considered the most important in the atmosphere's composition?
65 - Half the mass of the atmosphere is found in the first:
66 - The isobars drawn on a surface weather chart represent lines of equal pressure
67 - In an intense trough of low pressure over Iceland during wintertime the weather likely to be experienced is:
68 - Advection is:
69 - The temperature at the surface is given as +15°C and at 4000 FT it is +9°C, the state of this layer is said to be:
70 - Which of the following phenomena are formed when a moist, stable layer of air is forced to rise against a mountain range ?
71 - Which of the following processes will increase the stability of an air mass?
72 - Whilst flying at FL 180 on the northern hemisphere an aircraft experiences right drift. What effect, if any, will this have on the aircraft's true altitude ?
73 - Mark the correct statement concerning lightning discharge.
74 - Surface temperature inversions are frequently generated by
75 - What is the approximate speed of a 40-knot wind, expressed in m/sec?
76 - You are flying at FL 200. Outside air temperature is -40°C, and the pressure at sea level is 1033 hPa. What is the true altitude?
77 - Under anticyclone conditions in the northern hemisphere, with curved isobars the speed of the gradient wind is
78 - Ice accretion to the airframe is likely to be most hazardous at temperatures
79 - The conditions most favourable to the formation of mountain waves are
80 - A layer in which the temperature increases with height is
81 - Considering the route indicated from Recife to Dakar the mean height of the tropopause during January is approximately
82 - With what type of clouds are showers most likely associated?
83 - The upper wind and temperature chart of 250 hPa corresponds, in a standard atmosphere, to about
84 - Wind is caused by
85 - Fair weather cumulus often is an indication of:
86 - The process by which water vapour is transformed directly into ice is known as:
87 - Freezing precipitation occurs
88 - A plain in Western Europe with an average height of 500 m (1600 FT) above sea level is covered with a uniform SC layer of cloud during the summer months. At what height above the ground is the base of this cloud to be expected?
89 - When planning a flight at FL 60, which upper wind and temperature chart would be nearest your flight level ?
90 - Extensive cloud and precipitation is often associated with a non frontal thermal depression because of:
91 - The temperature at FL 110 is -5°C. What will the temperature be at FL 50 if the ICAO standard lapse rate is applied ?
92 - The polar front is the boundary between:
93 - Which of the following statements concerning the use of airborne weather radar in the vicinity of thunderstorms is true?
94 - Frontal fog is most likely to occur
95 - When a front has to cross a chain of mountains, its activity
96 - The stability in a layer increases by advection of
97 - An aircraft is flying over the sea at FL 100, with a true altitude of 10000 feet
98 - Which of the following clouds are classified as medium level clouds in temperate regions?
99 - Which of the following conditions are you most likely to encounter when approaching an active warm front at medium to low level ?
100 - Which of the following statements concerning trade winds is correct?
101 - A high pressure area (slack pressure gradient) covers part of the Mediterranean Sea and coastal region during the summer. What surface wind direction is likely at an airport at the coast on a sunny afternoon?
102 - Which of the following is a cause of stratus forming over flat land?
103 - Clear ice forms as a result of
104 - Which weather phenomena are typical for the northern side of the Alps with strong winds from the south (Foehn)?
105 - Which one of the following types of cloud is most likely to produce heavy precipitation ?
106 - When visibility is reduced by water droplets to less than 1000 metres it is classified as
107 - What prevents air from flowing directly from high-pressure areas to low-pressure areas ?
108 - Which statement is true for hurricanes in the North Atlantic?
109 - In an area of converging air
110 - Which of the following are favourable conditions for the formation of freezing rain?
111 - Which of the following cloud types are most likely to produce light to moderate icing when they are not subject to orographic lifting and consist of supercooled cloud droplets?
112 - What is the boundary layer between troposphere and stratosphere called?
113 - An isothermal layer is a layer of air in which the temperature
114 - Where, in central Europe, are the highest wind speeds to be found?
115 - Which of the following conditions would cause the altimeter to indicate a lower altitude than that actually flown?
116 - At approximately what flight level is the subtropical jet stream found?
117 - Which of the following conditions are most favourable to the formation of mountain waves?
118 - During periods of undisturbed radiation weather, overland, the
119 - Read this description: 'After such a fine day, the ring around the moon was a bad sign yesterday evening for the weather today. And, sure enough, it is pouring down outside. The clouds are making an oppressively low ceiling of uniform grey
120 - With all other quantities being constant, the density of the atmosphere increases with increasing
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