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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 - What is the most likely cause of a lack of clouds at higher levels in a stationary high?
2 - In which squares are conditions most likely to cause the occurrence of low level wind shear?
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3 - Considering the sector from 10°N to Nairobi of the route indicated, during January the upper winds at the 300 hPa level are most likely to be
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4 - During which stage of thunderstorm development are rotor winds characterized by roll clouds most likely to occur?
5 - When planning a flight at FL 110, which upper wind and temperature chart would be nearest your flight level?
6 - An air mass acquires its basic properties
7 - An aircraft maintains a constant indicated altitude of 5500 FT from A (1050 FT/AMSL - QNH 968 hPa) to B (650 FT/AMSL - QNH 1016 hPa). Assuming that the altimeter subscale setting remains unchanged at 968 hPa, the height of the aircraft above the surface at B will be
8 - Normally, temperature readings are taken at a height of ___ in a Stevenson screen.
9 - When fog is reported, the visibility is below
10 - Cold air pools
11 - An aircraft is approaching under visual flight rules an airfield (northern hemisphere) whose runway is parallel to the coast. When downwind over the sea, the airfield is on the left. What wind effect should be anticipated on final approach and landing during a sunny afternoon?
12 - Which of the following statements is true with regard to a mature thunderstorm:
13 - Which types of clouds are typical evidence of stable air conditions?
14 - With the development of a thunderstorm, at what stage will there be only updraughts of air?
15 - Along the West coast of India the prevailing winds are the
16 - A microburst phenomenon can arise in the:
17 - The approximate inclined plane of a warm front is:
18 - Which constant pressure altitude chart is standard for FL 390?
19 - Which of the following statements concerning trade winds is correct?
20 - The barometric compensator of an altimeter is locked on reference 1013.2 hPa. The aircraft has to land on a point with an elevation of 290 feet where the QNH is 1023 hPa. The reading on the altimeter on the ground will be:
21 - When and where is an easterly jet stream likely to be encountered?
22 - An isothermal layer is a layer of air in which the temperature
23 - 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?
24 - An air mass is called stable when
25 - What is the minimum speed for a wind to be classified as a jet stream?
26 - Which of the following circumstances most favour the development of radiation fog?
27 - The QFF at an airfield located 400 metres above sea level is 1016 hPa. The air temperature is 10°C higher than a standard atmosphere. What is the QNH?
28 - At what time of the year, are the paths of north Atlantic lows moving from west to east generally at their most southerly position?
29 - The Chinook is a
30 - The maximum amount of water vapour that the air can contain depends on the
31 - The thickness of the troposphere varies with
32 - In the lower levels of the atmosphere when the environmental lapse rate is greater than saturated adiabatic lapse rate but less than dry adiabatic lapse rate - the air mass is described as being:
33 - If the pressure surfaces bulge upwards in all levels then the pressure system is a:
34 - Which layer of the atmosphere contains more than 90 per cent of all water vapour?
35 - Which of the following processes within a layer of air may lead to the building of CU and CB clouds?
36 - You are flying from east to west in the northern hemisphere at the 500 hPa pressure surface. Which of the following statements is correct?
37 - A Foehn wind occurs on the
38 - The QNH at an airfield located 200 metres above sea level is 1009 hPa. The air temperature is 10°C lower than a standard atmosphere. What is the QFF?
39 - The most dangerous form of airframe icing is
40 - 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:
41 - What is the average height of the arctic jet stream core?
42 - Thunderstorms in exceptional circumstances can occur in a warm front if
43 - An aircraft lands at an airport (airport elevation 540', QNH 993 hPa) with the altimeter set to 1013 hPa. What will it indicate?
44 - The geostrophic wind is greater than the gradient wind around a low pressure system because the:
45 - In a low pressure system the convergence at the surface is caused by
46 - In the mid-latitudes of the northern hemisphere the wind blows:
47 - Cumulus clouds are an indication for
48 - Examining the pictures, on which one of the tracks (dashed lines) is this cross-section to be expected?
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49 - Which of the following cloud types can project up into the stratosphere?
50 - The temperature at FL 160 is -22°C. What will the temperature be at FL 90 if the ICAO standard lapse rate is applied?
51 - Which of the following zones is most likely to encounter little or no precipitation?
52 - A layer of stratus is most likely to be dispersed by
53 - The air mass affecting position "S" is most likely to be
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54 - How does moderate turbulence affect an aircraft?
55 - You plan a flight over a mountain range at a true altitude of 15000 FT/AMSL. The air is on an average 15°C colder than ISA, the pressure at sea level is 1003 hPa. What approximate indication should the altimeter (setting 1013.2 hPa) read?
56 - For the same pressure gradient at 60°N, 50°N and 40°N the speed of the geostrophic wind will be:
57 - Which of the following conditions is most likely to lead to the formation of steam fog (arctic smoke)?
58 - At which altitude, at temperate latitudes, may hail be expected in connection with a CB?
59 - A dry, sand- and dust-laden North Easterly wind that blows in winter over large parts of North West Africa is known as a
60 - The wind speed in a system with curved isobars compared to a system with straight isobars is (other conditions being the same)
61 - Where are you likely to find the strongest winds close to the ground?
62 - Under anticyclone conditions in the northern hemisphere, with curved isobars the speed of the gradient wind is
63 - An inversion is
64 - When flying at 5000 feet in the northern hemisphere over plains (flat country) with an anticyclone on the left and a depression on the right, the wind will be
65 - 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?
66 - During a flight over the sea at FL 135, the true altitude is 13500 feet; local QNH is 1019 hPa. What information, if any, can be gained about the air mass in which the aircraft is flying?
67 - About ten identical clouds are in the sky, well isolated from one another, dense, with well defined contours, developing vertically in a cauliflower shape. The side of these clouds lit by the sun is bright white. Their base, relatively dark, is essentially horizontal and at FL 30, and their tops at FL 150. These clouds are
68 - Ahead of a warm front (northern hemisphere) the wind direction changes from the surface up to the tropopause. The effect of this change is that the wind
69 - An aircraft is flying over the sea at FL 100, with a true altitude of 10000 feet; local QNH is 1003 hPa. What assumption, if any, can be made about the air mass in which the aircraft is flying?
70 - For a given airfield the QFE is 980 hPa and the QNH is 1000 hPa. The approximate elevation of the airfield is
71 - Isotachs are lines joining equal
72 - At the top of orographic waves, in mountainous regions, the cloud most likely to be encountered is
73 - When the subscale is set to the QNH of an airfield the pressure altimeter indicates
74 - An aircraft flying in the southern hemisphere at 2000 feet, has to turn to the right in order to allow for drift. In which direction, relative to the aircraft, is the centre of low pressure?
75 - Which of the following conditions are most favourable to the formation of mountain waves?
76 - Which of the following cloud types is a medium level cloud?
77 - What type of fog is most likely to form over flat land during a clear night, with calm or light wind conditions?
78 - What is the technical term for an increase in temperature with altitude?
79 - Which statement is true for hurricanes in the North Atlantic?
80 - Which statement is correct regarding the ICAO Standard Atmosphere?
81 - Which of the following weather reports could be, in accordance with the regulations, abbreviated to "CAVOK"?
82 - What type of low pressure area is associated with a surface front?
83 - What are the images of satellites provided daily by the Weather Service used for?
84 - Which of the following statements is true of the dew point of an air mass?
85 - An aircraft flying at FL 45 (OAT 6°C) obtains a reading of 1860 ft on its radio altimeter (ground elevation 3090 ft). What is the value of the QNH, to the nearest hPa, at that point?
86 - Which of the following is typical for the passage of an active cold front in the summer?
87 - Which of the following is a possible consequence of subsidence?
88 - The ICAO Standard Atmosphere (ISA) assumes that temperature will reduce at the rate of:
89 - How does temperature vary with increasing altitude in the ICAO standard atmosphere below the tropopause?
90 - What is the strong relatively cold katabatic wind, blowing down the northern Adriatic coast, mainly during the winter and spring called?
91 - The wind direction in a METAR is measured relative to:
92 - In which of the following conditions is moderate to severe airframe icing most likely to be encountered?
93 - What characteristic is associated with a temperature inversion?
94 - With which of the following types of cloud is '+RA' precipitation most commonly associated?
95 - The temperature lapse rate of the standard atmosphere in the troposphere is:
96 - In which stage of the life cycle of a single thunderstorm cell occur both up- and downdrafts simultaneously?
97 - In which layer is most of the atmospheric humidity concentrated?
98 - Which type wind flows downslope becoming warmer and dryer?
99 - The geostrophic wind is less than the gradient wind around an anticyclone because the
100 - An aircraft is flying over the Alps on a very cold winter's day. The regional QNH is 1013 hPa. During the flight, you circle around a mountain at an altitude of its summit. What reading will the aneroid altimeter give, compared to the elevation of the summit?
101 - Relative humidity at a given temperature is the relation between
102 - What is the approximate ratio between height and width for a jet stream cross section?
103 - Areas of sinking air are generally cloudless because as air sinks it
104 - The air mass affecting position "P" is most likely to be
question met27.webp
105 - Wind is caused by
106 - Which of the following processes will increase the stability of an air mass?
107 - The polar front is the boundary between:
108 - Between mean sea level and a height of 20 km, the lowest temperature in the ICAO Standard Atmosphere (ISA) is:
109 - When a cold front has passed over a meteorological station it will result in:
110 - Which of the following are favourable conditions for the formation of freezing rain?
111 - Where is the projection of the polar front jet on the surface stream most likely to be found in relation to the cold and warm fronts of a depression?
112 - The following temperatures have been observed over a station at 1200 UTC. Assume the station is at MSL. Height in feet. Temperature in degrees C: 20000: -12; 18000: -11; 16000: -10; 14000: -10; 12000: -6; 10000: -2; 8000: +2; 6000: +6; 4000: +12; 2000: +15; surface: +15. Which of the following statements is correct?
113 - What are the characteristics of the Bora?
114 - You intend to overfly a mountain range. The recommended minimum altitude is 15 000 ft AMSL. The air mass is on average 15°C warmer than ISA and the altimeter is set to QNH 1023 hPa. What altimeter reading corresponds to the recommended minimum altitude?
115 - Under which of the following conditions is the most severe CAT likely to be experienced?
116 - With what type of clouds are showers most likely associated?
117 - What is the dry adiabatic lapse rate?
118 - From what type of cloud does drizzle fall?
119 - Where, in central Europe, are the highest wind speeds to be found?
120 - In an air mass with no clouds the surface temperature is 15°C and the temperature at 1000 m / AGL is 13°C. This layer of air is:
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