Index - Atpl Campus

100 item has been found

1-What is the most probable temperature at the tropical tropopause?

050 12853 Wind Uncategorized

-35°C -25°C -75°C -55°C

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2-What is the most likely temperature at the tropical tropopause?

050 1248 The Atmosphere

-35°C. -75°C. -25°C. -55°C.

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3-At a certain position, the temperature on the 300 hPa chart is -48°C; according to the tropopause chart, the tropopause is at FL 330. What is the most likely temperature at FL 350 ?

050 19 The Atmosphere

-50°C. -58°C. -54°C. -56,5°C.

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4-You are flying with an outside air temperature of -12°C and a TAS of 250 kt at FL 150 through 8 oktas NS. What type and degree of icing is most probable?

050 226 Flight Hazards

In clouds pushed up against the mountains, moderate to severe clear ice. Over flat terrain, away from fronts, moderate to severe mixed ice. Over flat terrain, moderate hoar frost. In clouds pushed up against the mountains, moderate to severe mixed ice.

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5-The mean height of the tropical tropopause is

050 15451 The Atmosphere

49000 ft 44000 ft 59000 ft 54000 ft

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6-What is the surface visibility most likely to be in a warm sector of maritime tropical air during a summer afternoon in western Europe?

050 1274 Wind Uncategorized

Moderate (several km). Good (greater than 10 km). Very good (greater than 50 km). Very poor (less than 1 km).

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7-Which is true of the temperature at the tropopause?

050 4996 The Atmosphere

There is no significant difference with change of latitude It is higher in equatorial regions than in polar regions It is higher in polar regions than in equatorial regions It is highest in mid-latitudes

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8-The height and the temperature of the tropopause are respectively in the order of

050 3723 The Atmosphere

16 km and -40°C over the poles 8 km and - 75°C over the poles 8 km and -40°C over the equator 16 km and -75°C over the equator

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9-Where is the most dangerous zone in a tropical revolving storm?

050 1986 Pressure Systems

In the centre of the eye. About 600 km away from the eye. In the wall of clouds around the eye. Anywhere in the eye.

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10-What is the atmospheric layer above the Tropopause?

050 1

Stratosphere Tratosphere Exosphere Thermosphere

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11-What intensity and type of airframe icing is most likely to occur when flying at FL 170 in AS with the outside air temperature at -20°C?

050 10940 Flight Hazards

Light - rime Moderate - clear Moderate - hoar frost Severe - clear

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12-The most significant raising of the temperature of the atmosphere is

050 1

radiation of short wavelength from the Sun radiation of long wavelength from the Sun from reflective surfaces, such as areas of ice or snow radiation encounters the Earth's surface and is re-radiated into the atmosphere

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13-What is the main energy source of a tropical revolving storm?

050 1994 Pressure Systems

Latent heat released from condensing water vapour. The equatorial jet stream. Cold air advancing from temperate latitudes. Temperature difference between equatorial low pressure trough and subtropical high pressure belt.

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14-What is the significance to aviation of breaks or steps in the tropopause ?

050 14382 Uncategorized Wind

they indicate light winds at the surface (the ‘horse latitudes’) they indicate the position and movement of tropical revolving storms they indicate the position of strong upper winds they indicate the position and movement of anticyclones

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15-What is the approximate height of the tropopause between Munich and Helsinki?

050 1679 CAT

FL 340 FL 300 FL 390 FL 280

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16-At what approximate flight level is the tropopause over Frankfurt?

050 1685 CAT

FL 240 FL 350 FL 300 FL 330

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17-What, approximately, is the average height of the tropopause over the equator ?

050 128 Uncategorized Wind

40 km 16 km 11 km 8 km

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18-What is the average height of the Tropopause above Poles?

050 1

20 km 16 km 11 km 8 km

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19-What, apprroximately is the average height of the tropopause over the equator?

050 1

40 km 11 km 8 km 16 km

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20-Which temperature band causes the most dangerous icing?

050 1

(-15 C)-(-20 C) (-10 C)-(-20 C) (-20 C)-(-40 C) (0 C)-(-15 C)

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21-Considering the North Atlantic route from the Azores to Bermuda, the mean height of the tropical tropopause during summer is approximately

050 13629 The Atmosphere

33 000 FT 51 000 FT 60 000 FT 39 000 FT

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22-What is the most common freezing precipitation?

050 1

Freezing graupel. Freezing pellets. Freezing hail and freezing snow. Freezing rain and freezing drizzle.

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23-What characteristic is associated with a temperature inversion ?

050 1097 The Atmosphere

Instability Area of active storms Stability Clear ice

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24-What is the lowest temperature in standard atmosphere?

050 1

(-54,5 C) (-50,5 C) (-63,5 C) (-56,5 C)

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25-What feature is associated with a temperature inversion?

050 1

Air mass thunderstorms An unstable layer of air A stable layer of air Cold front

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26-What is the reason of tropopause has the highest level over equatorial area?

050 1

Equatorial region is the warmest area of the world. The horizontal air flow over on equatorial area. Slack pressure gradient causes the high level tropopause. The gravitational force of the earth.

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27-When, if at all, is a tropical revolving storm most likely to affect Darwin, on the central north coast of Australia?

050 5022 Pressure Systems

Not experienced at Darwin August to October May to July December to April

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28-With what type of clouds are showers most likely associated?

050 1257 Precipitation

Cumulonimbus. Stratus. Nimbostratus. Stratocumulus.

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29-What would you most likely expect in a microburst?

050 1

Inversion Updraft Windshear Upgust

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30-What is the technical term for an increase in temperature with altitude?

050 2505 The Atmosphere

Advection Subsidence Adiabatic Inversion

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31-What is the relationship between relative humidity and temperature?

050 1

The relative humidity does not change with temperature. The relative humidity depends on moisture content only. They are inversely proportional. They are directly proportional.

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32-In which of these temperature bands is ice most likely to form on the aircraft's surface?

050 454 Flight Hazards

0°C to -10°C +10°C to 0°C -35°C to -50°C -20°C to -35°C

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33-What are the characteristics of rime ice, and what conditions are most favourable for its formation?

050 13600 Flight Hazards

Opaque rough appearance, tending to spread back over an aircraft surface. Most frequently encountered in cumuliform clouds at temperatures slightly below freezing. Transparent appearance and tendency to take the shape of the surface on which it freezes. Stratiform clouds and temperatures only slightly below freezing promote its formation. Milky granular appearance, forming on leading edges and accumulating forward into the air stream. Stratiform clouds at temperatures of -10°C to -20°C are most conducive to its formation. Smooth appearance and builds forward from leading surfaces into a sharp edge. Most common in cumuliform clouds at temperatures of -20°C to -25°C.

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34-What are the characteristics of rime ice, and what conditions are most favourable for its formation?

050 16547 Flight Hazards

Milky granular appearance, forming on leading edges and accumulating forward into the air stream. Stratiform clouds at temperatures of -10°C to -20°C are most conducive to its formation. Opaque rough appearance, tending to spread back over an aircraft surface. Most frequently encountered in cumuliform clouds at temperatures slightly below freezing. Transparent appearance and tendency to take the shape of the surface on which it freezes. Stratiform clouds and temperatures only slightly below freezing promote its formation. Smooth appearance and builds forward from leading surfaces into a sharp edge. Most common in cumuliform clouds at temperatures of -20°C to -25°C.

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35-How does temperature vary with increasing altitude in the ICAO standard atmosphere below the tropopause?

050 1104 The Atmosphere

Increases Decreases Remains constant At first it increases and higher up it decreases

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36-At an altitude of 1650 feet AMSL, a temperature of +15°C is measured. What will the temperature be at an altitude of 8200 feet, if you consider the temperature gradient of the Standard Atmosphere?

050 1

-2°C 0°C +2°C +4°C

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37-Over Paris at what flight level would you expect to find the tropopause according to the map?

050 1676 Uncategorized Wind

FL 300 FL 280 FL 330 FL 150

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38-Looking at the chart, at what altitude above Frankfurt would you expect the tropopause to be located?

050 2697 CAT

FL 390 FL 410 FL 360 FL 330

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39-What conditions are most likely to prevail at an aerodrome located in square 3B?

050 13590 Meteorological Information

Intermittent thunderstorms otherwise generally clear skies with good visibility Broken CU base 2000 FT, visibility more than 5 km, occasional showers of rain or snow Mainly overcast at 8000 FT, visibility less than 5 km in continuous moderate rain 6 - 8 oktas SC and ST, visibility moderate to poor in drizzle

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40-What weather conditions are most likely to affect an approach to Dakar during July?

050 5026 Climatology

Reduced visibility due to the rising sand of the Harmattan Generally clear skies - NW trade winds Dry and clear due to the influence of the Azores high pressure system Wet and thundery due to the proximity of the intertropical convergence zone (ITCZ)

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41-What is the most likely cause of a lack of clouds at higher levels in a stationary high?

050 1605 Pressure Systems

Sinking air Divergence at higher levels Instability Rising air

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42-What is normally the most effective measure to reduce or avoid CAT effects?

050 2046 Flight Hazards

Decrease of speed. Change of flight level. Increase of speed. Change of course.

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43-What conditions are most likely to lead to the formation of hill fog?

050 1102 Clouds and Fog

Clear skies, calm or light winds, with relatively low humidity Precipitation which is lifted by the action of moderate winds striking the range Humid stable air mass, wind blowing towards the hills. High relative humidity and an unstable air mass

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44-At what time of the year are tornadoes most likely to occur in North America?

050 228 Flight Hazards

Winter. Summer, autumn. Spring, summer. Autumn, winter.

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45-At what time of day, or night, is radiation fog most likely to occur?

050 1258 Clouds and Fog

At sunset. Late evening. Shortly after midnight. Shortly after sunrise.

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46-With what type of cloud is "+TSRA" precipitation most commonly associated?

050 2557 Precipitation

NS CB AS SC

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47-With what type of cloud is "DZ" precipitation most commonly associated?

050 2554 Precipitation

ST CU CB CC

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48-With what type of cloud is "GR" precipitation most commonly associated?

050 2553 Precipitation

CC AS ST CB

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49-With what type of cloud is "GR" precipitation most commonly associated?

050 1

CC CB AS ST

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50-What meteorological conditions most favor the formation of radiation fog?

050 1

High relative humidity, light wind and clear sky. High relative humidity, moderate wind and cloudy sky. Low relative humidity, cold air and a warm surface under clear sky. Low relative humidity, no wind and clear sky.

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51-With what type of cloud is "+TSRA" precipitation most commonly associated?

050 1

CB AS NS SC

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52-With what type of cloud is "DZ" precipitation most commonly associated?

050 1

CC ST CB CU

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53-What is, approximately, the temperature at 20000 FT in the ICAO Standard Atmosphere?

050 12850 The Atmosphere

-15°C -30°C -20°C -25°C

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54-What change in temperature will occur at point A during the next hour?

050 15566 Air Masses and Fronts

A drop in temperature A rise in temperature Approximately constant temperature Irregular fluctuations

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55-What change in temperature will occur at point B during the next hour?

050 15532 Air Masses and Fronts

A drop in temperature Irregular fluctuations A rise in temperature Approximately constant temperature

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56-What is the average temperature at FL 160 between Oslo and Paris ?

050 1694 CAT

-15°C -23°C -25°C -19°C

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57-What is the deviation of the temperature at FL 140 above Copenhagen compared to ISA?

050 2618 CAT

8°C colder than ISA 12°C colder than ISA 8°C warmer than ISA 4°C warmer than ISA

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58-An outside air temperature of -35°C is measured while cruising at FL 200. What is the temperature deviation from the ISA at this level?

050 1197 The Atmosphere

5°C colder than ISA. 5°C warmer than ISA. 10°C colder than ISA. 10°C warmer than ISA.

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59-The temperature at FL 140 is -12°C. What will the temperature be at FL 110 if the ICAO standard lapse rate is applied ?

050 65 The Atmosphere

-9°C. -15°C. -18°C. -6°C.

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60-The temperature at FL 80 is +6°C. What will the temperature be at FL 130 if the ICAO standard lapse rate is applied ?

050 2498 The Atmosphere

+2°C -6°C 0°C -4°C

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61-The temperature at FL 160 is -22°C. What will the temperature be at FL 90 if the ICAO standard lapse rate is applied ?

050 2500 The Atmosphere

0°C +4°C -4°C -8°C

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62-The temperature at FL 110 is -5°C. What will the temperature be at FL 50 if the ICAO standard lapse rate is applied ?

050 2499 The Atmosphere

+3°C 0°C -3°C +7°C

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63-Temperature decreases with altitude in standard atmosphere. Regarding this change in temperature, density should increase with altitude but it decreases. What is the reason?

050 1

The increase in pressure with altitude decreases the density. The temperature has no effect on air density. The decrease in pressure being more dominant than the decrease in temperature, causes the density to decrease. Scientist continue their research on this subject

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64-An outside air temperature of -35°C is measured while cruising at FL 200. What is the temperature deviation from the ISA at this level

050 1

10°C colder than ISA. 10°C warmer than ISA. 5°C colder than ISA. 5°C warmer than ISA.

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65-An aircraft flies into freezing rain in an area with a temperature below 0°C. The type of icing it will most likely encounter is

050 10857 Uncategorized Wind

granular frost rime ice clear ice hoar frost

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66-When the temperature and dew point are less than one degree apart the weather conditions are most likely to be

050 4086 Clouds and Fog

unlimited visibility high scattered clouds fog or low cloud clear and cool

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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

050 4156 Flight Hazards

hoar frost rime ice cloudy ice clear ice

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68-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?

050 1263 Air Masses and Fronts

Cold fronts. High level cold fronts. Cold occlusions. Warm fronts, warm occlusions.

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69-During a flight over the sea at FL 100 from Marseille (QNH 1016 hPa) to Palma de Mallorca (QNH 1016 hPa), the true altitude is constantly decreasing. What is the probable reason for this ?

050 2256 The Atmosphere

The air at Marseille is warmer than that at Palma de Mallorca The air at Palma de Mallorca is warmer than that at Marseille One of the QNH values must be wrong The altimeter is faulty

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70-A temperature of +15°C is recorded at an altitude of 500 metres above sea level. If the vertical temperature gradient is that of a standard atmosphere, what will the temperature be at the summit of a mountain, 2500 metres above sea level?

050 2501 The Atmosphere

+2°C 0°C -2°C +4°C

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71-The tropopause is lower

050 3718 The Atmosphere

over the North Pole than over the equator over the equator than over the South Pole in summer than winter in moderate latitudes south of the equator than north of it

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72-Tropopause pauses _______.

050 1

the temperature and the horizontal motion of air. the pressure. the stratus clouds. the temperature and the vertical motion of air.

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73-Tropopause is between:

050 1

Troposphere - Mesosphere Stratosphere - Mesosphere Troposphere - Stratosphere Troposphere - Thermospere

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74-What flight conditions are most likely to be experienced in square 2B by an aircraft at FL 120?

050 13571 Meteorological Information

VMC below an overcast of AS and CS, generally smooth air VMC above layers of ST and SC, generally stable conditions IMC in NS with risk of light icing IMC in layers of AS and isolated CB risk of severe turbulence and icing

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75-At FL 300 between Geneva and Tunis, what mean wind would be most likely?

050 13684 Meteorological Information

265/25 265/40 245/50 225/25

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76-At which position is the development of thunderstorms most likely, and what is the maximum height of the CB clouds at 00 UTC?

050 1684 CAT

Position B, FL 270. Position D, FL 290. Position A, FL 200. Position C, FL 200.

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77-What is the most significant difference between an equatorial jet stream and all the other jet streams ?

050 1989 Uncategorized Wind

Horizontal dimension. Wind speed. Vertical dimension. Wind direction.

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78-At what time of the year, are the paths of north Atlantic lows moving from west to east generally at their most southerly position?

050 223 Air Masses and Fronts

Autumn. Winter. Summer. Spring.

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79-At what time of the year are typhoons most likely to occur over the southern islands of Japan?

050 1551 Pressure Systems

July to November. May to July. September to January. January to May.

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80-What type of fog is most likely to form over flat land during a clear night, with calm or light wind conditions ?

050 2335 Clouds and Fog

Steam. Orographic. Radiation. Advection.

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81-A cold airmass is coming from Siberia to Turkey over Karadeniz. What would you most likely expect at the north of Turkey?

050 1

clear skies snow showers drizzle stratus clouds

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82-A cold front is approaching from the Balkans to Istanbul. What would you most likely expect?

050 1

Lenticularis clouds Rain showers virga subsidence

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83-What would you most likely expect when you are taking off after a long clear night in winter?

050 1

Showers Inversion and windshear Sea breeze Instability and turbulence

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84-What is the average temperature difference from ISA at FL 300 between Edinburgh and Madrid?

050 13577 CAT

+12°C -12°C -2°C +2°C

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85-What is the average temperature difference from ISA at FL 390 between Madrid and Dhahran?

050 13691 CAT

+2°C -5°C -1°C +5°C

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86-What is the temperature deviation in degrees Celsius, from the ICAO Standard Atmosphere overhead Frankfurt ?

050 1695 Meteorological Information

ISA -2°C ISA -13°C ISA +2°C ISA +13°C

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87-The 0° isotherm is forecast to be at FL 50. At what FL would you expect a temperature of -6° C?

050 1576 The Atmosphere

FL 110 FL 100 FL 20 FL 80

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88-The QNH at an airfield located at mean sea level is 1022 hPa. The air temperature is not available. What is the QFF?

050 2244 The Atmosphere

It is not possible to give a definitive answer Less than 1022 hPa 1022 hPa More than 1022 hPa

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89-The QNH at an airfield located 200 metres above sea level is 1022 hPa. The air temperature is not available. What is the QFF?

050 2243 The Atmosphere

Less than 1022 hPa 1022 hPa It is not possible to give a definitive answer More than 1022 hPa

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90-If you are flying at FL 120 and the outside temperature is -2°C, at what altitude will the "freezing level" be?

050 2253 The Atmosphere

FL 110 FL 90 FL 150 FL 130

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91-If you are flying at FL 100 in an air mass that is 10°C warmer than a standard atmosphere, what is the outside temperature likely to be?

050 2252 The Atmosphere

+15°C -10°C -15°C +5°C

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92-If you are flying at FL 300 in an air mass that is 15°C warmer than a standard atmosphere, what is the outside temperature likely to be?

050 2251 The Atmosphere

-15°C -30°C -45°C -60°C

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93-The 0°C isotherm is forecast to be at FL 50. At what FL would you expect a temperature of -6°C?

050 1

FL 100 FL 20 FL 80 FL 110

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94-The temperature at 3000 ft. above mean sea level is forecast to be 3°C. What is the deviation from ICAO Standard Atmosphere?

050 1

ISA +6 ISA -6 ISA -7 ISA +5

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95-Tropical revolving storms are NOT formed in:

050 13602 Climatology

South Indian Ocean. waters around the Philippines. South Atlantic Ocean. Gulf of Bengal.

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96-During the late afternoon an air temperature of +12°C and a dew point of +5°C were measured. What temperature change must at least occur during the night in order to induce saturation?

050 1209 Thermodynamics

It must decrease by 5°C. It must decrease to +6°C. It must decrease to +7°C. It must decrease to +5°C.

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97-Ice accretion to the airframe is likely to be most hazardous at temperatures

050 10889 Flight Hazards

below -40°C in CB between 0°C and -17°C in ST between 0°C and -23°C in large CU between 0°C and -17°C in AS

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98-What is the lowest probable cloud base forecast for ETA 1700 UTC at Kingston ? TAF MKJP 160000Z 160606 36010KT 9999 FEW025 BECMG 1315 14020G34KT FEW015CB SCT025 PROB30 TEMPO 1520 6000 +SHRA SCT010 BKN015CB BECMG 2301 34010KT FEW025=

050 12857 Meteorological Information

1000 m 1500 FT 1500 m 1000 FT

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99-In case of fronts, what cloud formation is most likely to occur at low levels when a warm air mass overrides a cold air mass?

050 1266 Air Masses and Fronts

Altostratus. Cumulonimbus. Cumulus. Nimbostratus.

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100-You are flying at FL 160. Outside air temperature is -27°C, and the pressure at sea level is 1003 hPa. What is the true altitude?

050 12825 Uncategorized Wind

15100 ft 16920 ft 15620 ft 16360 ft

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1-What is the most probable temperature at the tropical tropopause?

2-What is the most likely temperature at the tropical tropopause?

3-At a certain position, the temperature on the 300 hPa chart is -48°C; according to the tropopause chart, the tropopause is at FL 330. What is the most likely temperature at FL 350 ?

4-You are flying with an outside air temperature of -12°C and a TAS of 250 kt at FL 150 through 8 oktas NS. What type and degree of icing is most probable?

5-The mean height of the tropical tropopause is

6-What is the surface visibility most likely to be in a warm sector of maritime tropical air during a summer afternoon in western Europe?

7-Which is true of the temperature at the tropopause?

8-The height and the temperature of the tropopause are respectively in the order of

9-Where is the most dangerous zone in a tropical revolving storm?

10-What is the atmospheric layer above the Tropopause?

11-What intensity and type of airframe icing is most likely to occur when flying at FL 170 in AS with the outside air temperature at -20°C?

12-The most significant raising of the temperature of the atmosphere is

13-What is the main energy source of a tropical revolving storm?

14-What is the significance to aviation of breaks or steps in the tropopause ?

15-What is the approximate height of the tropopause between Munich and Helsinki?

16-At what approximate flight level is the tropopause over Frankfurt?

17-What, approximately, is the average height of the tropopause over the equator ?

18-What is the average height of the Tropopause above Poles?

19-What, apprroximately is the average height of the tropopause over the equator?

20-Which temperature band causes the most dangerous icing?

21-Considering the North Atlantic route from the Azores to Bermuda, the mean height of the tropical tropopause during summer is approximately

22-What is the most common freezing precipitation?

23-What characteristic is associated with a temperature inversion ?

24-What is the lowest temperature in standard atmosphere?

25-What feature is associated with a temperature inversion?

26-What is the reason of tropopause has the highest level over equatorial area?

27-When, if at all, is a tropical revolving storm most likely to affect Darwin, on the central north coast of Australia?

28-With what type of clouds are showers most likely associated?

29-What would you most likely expect in a microburst?

30-What is the technical term for an increase in temperature with altitude?

31-What is the relationship between relative humidity and temperature?

32-In which of these temperature bands is ice most likely to form on the aircraft's surface?

33-What are the characteristics of rime ice, and what conditions are most favourable for its formation?

34-What are the characteristics of rime ice, and what conditions are most favourable for its formation?

35-How does temperature vary with increasing altitude in the ICAO standard atmosphere below the tropopause?

36-At an altitude of 1650 feet AMSL, a temperature of +15°C is measured. What will the temperature be at an altitude of 8200 feet, if you consider the temperature gradient of the Standard Atmosphere?

37-Over Paris at what flight level would you expect to find the tropopause according to the map?

38-Looking at the chart, at what altitude above Frankfurt would you expect the tropopause to be located?

39-What conditions are most likely to prevail at an aerodrome located in square 3B?

40-What weather conditions are most likely to affect an approach to Dakar during July?

41-What is the most likely cause of a lack of clouds at higher levels in a stationary high?

42-What is normally the most effective measure to reduce or avoid CAT effects?

43-What conditions are most likely to lead to the formation of hill fog?

44-At what time of the year are tornadoes most likely to occur in North America?

45-At what time of day, or night, is radiation fog most likely to occur?

46-With what type of cloud is "+TSRA" precipitation most commonly associated?

47-With what type of cloud is "DZ" precipitation most commonly associated?

48-With what type of cloud is "GR" precipitation most commonly associated?

49-With what type of cloud is "GR" precipitation most commonly associated?

50-What meteorological conditions most favor the formation of radiation fog?

51-With what type of cloud is "+TSRA" precipitation most commonly associated?

52-With what type of cloud is "DZ" precipitation most commonly associated?

53-What is, approximately, the temperature at 20000 FT in the ICAO Standard Atmosphere?

54-What change in temperature will occur at point A during the next hour?

55-What change in temperature will occur at point B during the next hour?

56-What is the average temperature at FL 160 between Oslo and Paris ?

57-What is the deviation of the temperature at FL 140 above Copenhagen compared to ISA?

58-An outside air temperature of -35°C is measured while cruising at FL 200. What is the temperature deviation from the ISA at this level?

59-The temperature at FL 140 is -12°C. What will the temperature be at FL 110 if the ICAO standard lapse rate is applied ?

60-The temperature at FL 80 is +6°C. What will the temperature be at FL 130 if the ICAO standard lapse rate is applied ?

61-The temperature at FL 160 is -22°C. What will the temperature be at FL 90 if the ICAO standard lapse rate is applied ?

62-The temperature at FL 110 is -5°C. What will the temperature be at FL 50 if the ICAO standard lapse rate is applied ?

63-Temperature decreases with altitude in standard atmosphere. Regarding this change in temperature, density should increase with altitude but it decreases. What is the reason?

64-An outside air temperature of -35°C is measured while cruising at FL 200. What is the temperature deviation from the ISA at this level

65-An aircraft flies into freezing rain in an area with a temperature below 0°C. The type of icing it will most likely encounter is

66-When the temperature and dew point are less than one degree apart the weather conditions are most likely to be

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-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?

69-During a flight over the sea at FL 100 from Marseille (QNH 1016 hPa) to Palma de Mallorca (QNH 1016 hPa), the true altitude is constantly decreasing. What is the probable reason for this ?

70-A temperature of +15°C is recorded at an altitude of 500 metres above sea level. If the vertical temperature gradient is that of a standard atmosphere, what will the temperature be at the summit of a mountain, 2500 metres above sea level?

71-The tropopause is lower

72-Tropopause pauses _______.

73-Tropopause is between:

74-What flight conditions are most likely to be experienced in square 2B by an aircraft at FL 120?

75-At FL 300 between Geneva and Tunis, what mean wind would be most likely?

76-At which position is the development of thunderstorms most likely, and what is the maximum height of the CB clouds at 00 UTC?

77-What is the most significant difference between an equatorial jet stream and all the other jet streams ?

78-At what time of the year, are the paths of north Atlantic lows moving from west to east generally at their most southerly position?