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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 - In order to reduce QFE to QNH, which of the following item(s) must be known ?
2 - Which of the following describes a warm occlusion?
3 - The diurnal variation in temperature is largest when
4 - Which of the following is a common cause of ground or surface temperature inversion ?
5 - Which form of precipitation from clouds containing only water is most likely to fall in mid- latitudes?
6 - What is the meaning of the expression 'FEW'?
7 - In the troposphere the decrease of pressure per 100 m increase in height
8 - Which one of the tracks (dashed lines) is represented by the cross-section shown on the left ?
question met28.webp
9 - The core of the polar front jet stream is usually located in the
10 - 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:
11 - In unstable air, surface visibility is most likely to be restricted by
12 - With what type of cloud is heavy precipitation unlikely during the summer months ?
13 - Absolute instability is said to exist whenever the environmental lapse rate
14 - Which of the following statements concerning the lifting of a parcel of air is correct ?
15 - The degree of clear air turbulence experienced by an aircraft is proportional to the
16 - 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?
17 - Which of the following is the definition of relative humidity ?
18 - Clear ice forms as a result of
19 - The Foehn wind is a
20 - Large hail stones
21 - The tropopause is a level at which
22 - At which pressure and temperature conditions may you safely assume that the minimum usable flight level at least lies at the same height, as the minimum safe altitude?
23 - 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:
24 - How does relative humidity and the dewpoint in an unsaturated air mass change with varying temperature?
25 - After a sunny day, followed by a long clear night, you take-off from an airfield at mid- latitudes in the northern hemisphere an hour before sunrise. The field is not situated close to the coast. Though the pressure gradient is rather large, the easterly surface wind is weak. What do you expect?
26 - The validity of a TAF is:
27 - Which of the following statements concerning an isothermal layer in the atmosphere is correct?
28 - Where, as a general rule, is the core of the polar front jet stream to be found?
29 - Extensive cloud and precipitation is often associated with a non frontal thermal depression because of:
30 - The intertropical convergence zone (ITCZ) particularly affects
31 - The region of the globe where the greatest number of tropical revolving storms occur is
32 - What positions are connected by contour lines on a weather chart?
33 - With all other quantities being constant, the density of the atmosphere increases with increasing
34 - What feature is normally associated with the initial stage of a thunderstorm?
35 - 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?
36 - Divergence in the upper air results, near the surface, in:
37 - Along the West coast of India the prevailing winds are the
38 - Which of the following cloud types can project up into the stratosphere?
39 - Convective activity over land in mid-latitudes is greatest in
40 - Supercooled droplets can occur in:
41 - An air mass is called stable when
42 - If Paris reports a wind of 16020KT on the METAR, what wind velocity would you expect to encounter at a height of 2000 feet above the ground?
43 - What is the minimum speed for a wind to be classified as a jet stream?
44 - 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?
45 - What type of fog is most likely to form over flat land during a clear night, with calm or light wind conditions ?
46 - A significant inversion at low height is a characteristic of:
47 - On a clear sky, continental ground surface, wind calm, the minimum temperature is reached approximately:
48 - Convective clouds are formed
49 - Areas of sinking air are generally cloudless because as air sinks it
50 - Considering the route indicated from Recife to Dakar the mean height of the tropopause during January is approximately
51 - Which of the following factors have the greatest effect on the formation of the various types of ice on an aircraft ?
52 - Aircraft struck by lightning may sometimes get considerable damage, and at least temporarily, the manoeuvring ability of the aircraft will be made more difficult. Which one of the following statements is correct?
53 - Rime ice forms through the freezing onto aircraft surfaces of
54 - With which of the following types of cloud is '+RA' precipitation most commonly associated?
55 - An inversion is a layer of air which is:
56 - An isothermal layer is a layer of air in which the temperature
57 - 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?
58 - Under anticyclone conditions in the northern hemisphere, with curved isobars the speed of the gradient wind is
59 - A cumulus congestus is:
60 - Which of the following extracts of weather reports could be, in accordance with the regulations, abbreviated to 'CAVOK'? (MSA above ground: LSZB 10000 FT, LSZH 8000 FT, LSGG 12000 FT, LFSB 6000 FT)
61 - The QNH of an airport at sea level is 983 hPa and the temperature deviation from ISA is-15°C below FL 100. What is the true altitude of FL 100?
62 - In which of the following regions does polar maritime air originate?
63 - What name is given to the low level wind system between the subtropical high pressure belt and the equatorial trough of low pressure (ITCZ) ?
64 - Depressions associated with developing frontal waves can be assumed to move in the direction of the 3000 feet wind
65 - Which weather chart gives information about icing?
66 - Why do tropical revolving storms tend to develop mostly in the western parts of the tropical oceans?
67 - The type of icing that occurs in dense clouds with large supercooled drops that have a temperature of -5°C is most likely to be
68 - In which of the following situations can freezing rain be encountered?
69 - Which of the following cloud types is least likely to produce precipitation ?
70 - In the ICAO Standard Atmosphere the decrease in temperature with height below 11 km is
71 - The following statements deal with precipitation, turbulence and icing. Select the list containing the most likely alternatives for NS cloud:
72 - What degree of turbulence, if any, is likely to be encountered while flying through a cold front in the summer over Central Europe at FL 100?
73 - The geostrophic wind is less than the gradient wind around an anticyclone because the
74 - Considering the sector Rome to 25°N on the route indicated, what mean upper winds may be expected at FL 300 during winter?
question met14.webp
75 - Under the weather conditions depicted, which of the following statements is likely to apply?
question met3.webp
76 - What type of precipitation might occur at 1700 UTC? MKJP 160430Z 1606/1706 36010KT 9999 FEW025 BECMG 1613/1615 14020G34KT FEW015CB SCT025 PROB30 TEMPO 1617/1620 6000 +SHRA SCT010 BKN015CB BECMG 1622/1624 34010KT FEW025=
77 - Above and below a low level inversion the wind is likely to
78 - The jetstream and associated clear air turbulence can sometimes be visually identified in flight by
79 - An airborne weather radar installation makes it possible to detect the location of
80 - Freezing precipitation occurs
81 - The temperature at FL 80 is +6°C. What will the temperature be at FL 130 if the ICAO standard lapse rate is applied ?
82 - During summer an anticyclone covers the British Isles giving mainly clear skies. At 0600 UTC a south coast airfield in Southern England reports a surface wind of 350/06. The coastline at the airfield perimeter is aligned in an east/west direction. During the next twelve hours the surface wind is likely to
83 - Which FL corresponds with the 200 hPa pressure level ?
84 - In a METAR message, the wind group is 23020kt. This means:
85 - The maximum amount of water vapour that the air can contain depends on the
86 - When visibility is reduced by water droplets to less than 1000 metres it is classified as
87 - Which statement is correct for the southern hemisphere?
88 - Which of the following clouds are classified as medium level clouds in temperate regions?
89 - The wind speed in a system with curved isobars compared to a system with straight isobars is (other conditions being the same)
90 - Which statement is correct concerning a mountain ridge where a marked mountain wave has been reported ?
91 - In which of the following situations is an aircraft most susceptible to icing ?
92 - In the lower layers of the atmosphere due to friction the wind changes direction towards the low pressure area because:
93 - What type of fronts are most likely to be present during the winter in Central Europe when temperatures close to the ground are below 0°C, and freezing rain starts to fall?
94 - The thickness of the troposphere varies with
95 - How does temperature vary with increasing altitude in the ICAO standard atmosphere below the tropopause?
96 - Clear ice forms on an aircraft by the freezing of:
97 - From which direction do the trade winds blow, in the southern hemisphere?
98 - 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?
99 - Which of the following conditions is most likely to lead to the formation of steam fog (arctic smoke)?
100 - The final stage of a thunderstorm is reached when:
101 - When planning a flight at FL 60, which upper wind and temperature chart would be nearest your flight level ?
102 - Which statement is true for hurricanes in the North Atlantic?
103 - Select the answer which you consider will complete correctly the following statement in relation to the main pressure systems affecting the North Atlantic region between 30°N and 65°N. During winter the predominant mean low pressure system at the surface is usually centred over
104 - Geostrophic wind is the wind when isobars are:
105 - Where is the most dangerous zone in a tropical revolving storm?
106 - After landing at an aerodrome (aerodrome elevation 1715 FT), the altimeter indicates an altitude of 1310 FT. The altimeter is set to the pressure value of 1013 hPa. What is the QNH at this aerodrome?
107 - What type of clouds are associated with rain showers ?
108 - A plain in Western Europe with an average height of 500 m (1600 FT) above sea level is covered with a uniform CC layer of cloud during the summer months. At what height above the ground is the base of this cloud to be expected?
109 - The decrease in temperature, per 100 metres, in an unsaturated rising parcel of air is:
110 - When and where is an easterly jet stream likely to be encountered ?
111 - What is the relationship, if any, between QFE and QNH at an airport situated 50 ft below sea level?
112 - 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:
113 - 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
114 - Where does polar continental air originate?
115 - In mature Cb's the probability of severe icing, according to meteorological rules, is greatest in the following temperature range:
116 - The temperature at FL 160 is -22°C. What will the temperature be at FL 90 if the ICAO standard lapse rate is applied ?
117 - In a mountainous area, the most hazardous flying conditions associated with standing waves are likely to be experienced
118 - How do air masses move at a warm front ?
119 - What winds and air mass characteristics are mainly associated with the winter monsoon in the monsoon regions of the Indian sub-continent?
120 - If a saturated air mass descends down a slope its temperature increases at
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