Index - Atpl Campus

100 item has been found

1-A temperature group of 28/24 in a METAR means that:

050 1

the dew point is 28°C and the temperature is 24°C. the temperature is 28°C at the time of the reporting, but is expected to become 24°C by the end of the TREND report. the dry bulb temperature is 28°C and the wet bulb temperature is 24°C. the temperature is 28°C and the dew point is 24°C.

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2-What are the conditions required for the formation of hoar frost?

050 14263 Wind Uncategorized

The temperature of the surface is lower than the dew point of the air and the dew point is lower than 0°C. Falling droplets on a surface with a temperature below freezing. Falling droplets on a surface while the air temperature is below freezing. The temperature of the surface is higher than the dew point of the air and the dew point is lower than 0°C.

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3-A METAR- EGZZ 130350Z 32005kt 0400N DZ 10/10 BCFG VV002- in plain language means:

050 1

Observed on the 13th day of the month and valid between 0300 and 0500Z, surface wind 320°/05kt, minimum visibility 4000 meters to the north, drizzle temperature+10°C, dew point + 10°C, becoming fog patches, vertical visibility 200ft. Observed on the 13th day of the month at 0350Z, surface wind 320°T/05kt, minimum visibility 400 meters to the north, moderate drizzle, temperature +10°C, dew point + 10 °C with fog patches, vertical visibility 200ft. Reported on the 13th day of the month and valid between 0300 and 0500Z, surface wind 320°/05kt, minimum visibility 400 meters to the north, drizzle temperature +10°C, becoming fog patches, vertical visibility 200ft. Reported on the 13th day of the month at 0350Z, surface wind 320°/05kt, minimum visibility 400metres to the north, drizzle, temperature +10°C dew point above 10 oc with fog patches, vertical visibility 200metres.

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4-For an airfield located in the British Isles, the passage of a warm front will usually be indicated by

050 10883 Air Masses and Fronts

rapid improvement in visibility, pressure falling rapidly, wind veering and increasing rise in temperature, rapid rise in pressure, wind backs and becomes gusty a fall in temperature, rise in dew point temperature, wind backing and decreasing rise in temperature, rise in dew point temperature, wind veers and decreases

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5-Which of the following statements is an interpretation of the METAR ? 25020G38KT 1200 +TSGR BKN006 BKN015CB 23/18 Q1016 BECMG NSW =

050 2602 Meteorological Information

Broken, cloud base 600 feet and 1500 feet, temperature 18°C Wind 250°, thunderstorm with moderate hail, QNH 1016 hPa Gusts of 38 knots, thunderstorm with heavy hail, dew point 18°C Mean wind speed 20-38 knots, visibility 1200 metres, temperature 23°C

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6-The formation of morning fog before sunrise is possible if

050 10918 Clouds and Fog

the turbulence in the lower layers is moderate the wind is strong air temperature and dew point are equal or close to one another the sky is overcast

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7-What OAT would you expect at FL 200 over Geneva ?

050 1703 CAT

-28°C -16°C -20°C -24°C

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8-Which of the four answers is a correct interpretation of data from the following METAR ? LSZH 050820Z 16003KT 0400 R14/P1500 R16/1000 FZFG VV003 M02/M02 Q1026 BECMG 2000 BR =

050 13807 Wind Uncategorized

Visibility 1000 m, RVR 400 m, freezing level at 300 m, variable winds, temperature 2°C. RVR for runway 14 1500 m, visibility 400 m, QNH 1026 hPa, wind 160° at 3 kt. Visibility 400 m, RVR for runway 16 1000 m with no distinct tendency, dew point -2°C, freezing fog. RVR for runway 16 1000 m with no distinct tendency, visibility increasing in the next 2 hours to 2000 m, vertical visibility 300 m, temperature -2°C.

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9-Which statement is correct regarding the ICAO Standard Atmosphere ?

050 3732 The Atmosphere

At MSL pressure is 1013.25 hPa and the decrease of temperature with height is 1°C per 100m At MSL temperature is 15°C and the decrease in temperature with height is 1°C per 100m At MSL temperature is 15°C and pressure is 1013.25hPa At MSL temperature is 10°C and the decrease in temperature with height is 1°C per 100m

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10-With regard to temperature, which of the following is correct for the polar climates?

050 16856 Climatology

The mean temperature of the warmest month is 10°C or above, and of the coldest month below minus 3°C. The mean temperature of all months is above 0°C, but temperatures as high as plus 10°C will never be reached. The mean temperature of all months is below plus 10°C. The mean temperature of all months is below minus 10°C.

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11-A super-cooled droplet is

050 4036 Thermodynamics

a droplet still in liquid state at a temperature below 0°C a water droplet that is mainly frozen a water droplet that has been frozen during its descent a small particle of water at a temperature below -50°C

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12-Which of the following are favourable conditions for the formation of freezing rain?

050 1212 Precipitation

Water droplets falling from cold air aloft with a temperature below 0°C into air with a temperature above 0°C. An isothermal layer aloft with a temperature just above 0°C through which rain is falling. Warm air aloft from which rain is falling into air with a temperature below 0°C. Cold air aloft from which hail is falling into air that is warm.

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13-Which of these statements best describes the weather most likely to be experienced at 1500 UTC?
TAF LSZH 211322 22018G35KT 9999 SCT012 BKN030 BECMG 1315 25025G45KT TEMPO 1720 4000 +SHRA BKN025TCU BECMG 2022 25015KT T1815Z T1618Z =

050 2598 Meteorological Information

Severe rainshowers, meteorological visibility 4000 metres, temperature 15°C, gusts up to 35 knots. Visibility 10 kilometres or more, main cloudbase 1200 feet, gusts up to 45 knots. Visibility 10 kilometres or more, main cloudbase 3000 feet, wind 250°, temperature 18°C. Visibility 4000 metres, gusts up to 25 knots, temperature 18°C.

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14-THE ICAO STANDARD ATMOSPHERE (ISA) assumes that, at mean sea-level,

050 1

temperature is 10°C, air pressure is 1225 hectopascals (millibars), and air density is 1000 gm/m3. air temperature is 15°C and air pressure is 1000 hectopascals (millibars) air temperature is 15°C, air pressure is 1013.25 hectopascals (millibars), and air density is 1.225 kg/m3. air temperature is 0°C, air pressure is 1000 hectopascals (millibars), and air density is 1225 gm/m3.

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15-In mature Cb's the probability of severe icing, according to meteorological rules, is greatest in the following temperature range:

050 13645 Clouds and Fog

+5°C to 0°C -40°C to -60°C 0°C to -23°C -23°C to -40°C

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16-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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17-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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18-A Cb with thunderstorm has reached the mature stage. Which statement is correct?

050 13709 Flight Hazards

Severe turbulence occurs in the cloud, but hardly ever below the cloud. The freezing level in the whole cloud lies lower than outside the cloud. In temperatures lower than -23°C icing is still possible. If hail occurs, it only occurs in downdrafts.

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19-How does freezing rain develop?

050 1593 Precipitation

Through melting of ice crystals Through melting of snow grains Snow falls through a layer where temperatures are above 0°C Rain falls through a layer where temperatures are below 0°C

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20-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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21-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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22-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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23-Flight from Lisbon (LPPT) to Kingston (MKJP) At 40°N 20°W, the temperature deviation from ISA at FL 390 is

050 13624 CAT

-2°C 0°C +2°C +6°C

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24-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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25-Considering the route between Valencia and Charleston at FL 340, the forecast mean temperature is

050 13580 CAT

-40°C -55°C -45°C -50°C

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26-Between mean sea level and a height of 20 km, the lowest temperature in the ICAO Standard Atmosphere (ISA) is:

050 10870 The Atmosphere

-44.7°C -56.5°C -100°C -273°C

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27-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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28-Flight from Lisbon (LPPT) to Kingston (MKJP) Considering the route segment between 60°W and 70°W, at FL 390 the forecast mean temperature is

050 13687 CAT

-61°C -52°C -58°C -55°C

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29-The mean temperature that may be expected to affect that segment of the route from the coast of SE England to Geneva at FL 270 is

050 13685 Meteorological Information

-42°C -38°C -30°C -34°C

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30-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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31-The temperature at FL 330 overhead London will be

050 1688 CAT

-33°C -57°C -45°C -39°C

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32-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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33-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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34-If the surface temperature is 15°C , then the temperature at 10000 FT in a current of ascending unsaturated air is:

050 4141 Thermodynamics

5°C -5°C -15°C 0°C

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35-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately

050 4133 Thermodynamics

1.5°C 0.6°C 0.35°C 1°C

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36-The decrease in temperature, per 100 metres, in an unsaturated rising parcel of air is

050 4132 Thermodynamics

1°C 0.5°C 0.65°C 2°C

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37-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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38-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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39-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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40-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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41-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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42-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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43-Select from the map the average temperature for the route Geneva -Stockholm at FL 260.

050 2622 CAT

-63°C -51°C -47°C -55°C

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44-Select from the map the average temperature for the route Zurich - Lisboa at FL 200.

050 2620 CAT

-41°C -33°C -49°C -30°C

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45-Select from the map the average temperature for the route Athens - Geneva at FL 150.

050 2617 CAT

-27°C -21°C -14°C -11°C

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46-Select from the map the average temperature for the route Zurich - Rome at FL 110.

050 2611 CAT

+5°C -9°C -12°C -6°C

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47-The temperature at 10000 FT in the ICAO Standard Atmosphere is:

050 3719 The Atmosphere

-20°C -35°C 0°C -5°C

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48-According to ICAO, which symbol indicates a tropical revolving storm?

050 2585 Meteorological Information

Symbol d) Symbol c) Symbol b) Symbol a)

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49-The lowest assumed temperature in the International Standard Atmosphere (ISA) is :

050 1

-44.7°C -100°C -273°C -56.5°C

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50-The temperature at 10000ft in the ICAO Standard Atmosphere

050 1

0 C -20 C -35 C -5 C

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51-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately

050 1

0.6°C 1.5°C 0.35°C 1°C

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52-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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53-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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54-In which conditions would you most likely encounter clear icing, and how would it normally appear?

050 16709 Flight Hazards

Stratiform clouds, small water droplets, temperatures between -10°C and -20°C. Appears granular and tends to accumulate forward into the air stream. Cumuliform clouds, small water droplets, temperatures between -20°C and -25°C. Appears transparent and tends to take the shape of the surface on which it freezes. Stratiform clouds, large water droplets, temperatures well below freezing. Appears opaque and builds forward from leading surface into a sharp edge. Cumuliform clouds, large water droplets, temperatures between 0°C and -15°C. Appears smooth and tends to spread back over an aircraft wing.

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55-In which conditions would you most likely encounter clear icing, and how would it normally appear?

050 13708 Flight Hazards

Stratiform clouds, large water droplets, temperatures well below freezing. Appears opaque and builds forward from leading surface into a sharp edge. Cumuliform clouds, small water droplets, temperatures between -20°C and 25°C. Appears transparent and tends to take the shape of the surface on which it freezes. Stratiform clouds, small water droplets, temperatures between -10°C and -20°C. Appears granular and tends to accumulate forward into the air stream. Cumuliform clouds, large water droplets, temperatures between 0°C and -15°C. Appears smooth and tends to spread back over an aircraft wing.

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56-Clouds will mainly consist of supercooled water droplets when the temperature is:

050 13637 Clouds and Fog

below -40° C. between -5° C and -30° C. between -30° C and -40° C. between 0° C and -15° C.

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57-Clouds will mainly consist of supercooled water droplets when the temperature is:

050 15725 Clouds and Fog

below -40° C. between -5° C and -30° C. between 0° C and -15° C. between -30° C and -40° C.

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58-At what temperatures would you expect the heaviest ice accretion to occur in a CB?

050 1613 Flight Hazards

Between -30°C and -40°C Between -20°C and -30°C Close to the freezing level Between -2°C and -15°C

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59-In mid-latitudes, the tops of Cumulus are often limited by

050 10895 Clouds and Fog

a radiation inversion the tropopause a layer of unstable air a temperature inversion

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60-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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61-The amount of water vapour which air can hold largely depends on:

050 13815 Uncategorized Wind

stability of air. air temperature. the dew point. relative humidity.

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62-Under what condition does pressure altitude have the same value as density altitude ?

050 132 Wind Uncategorized

When the altimeter setting is 1013.2 hPa. At sea level when the temperature is 0°C. At standard temperature. When the altimeter has no position error.

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63-The maximum amount of water vapour that the air can contain depends on the

050 4038 Thermodynamics

relative humidity dewpoint stability of the air air temperature

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64-The amount of water vapor which air can hold largely depends on:

050 1

Stability of air. Dew point. Relative humidity. Air temperature.

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65-Under which condition does pressure altitude have the same value as density altitude ?

050 1

When the altimeter setting is 1013,2 hPa. At standard temperature. When the altimeter has no position error. At sea level when the temperature is 0°C.

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66-The maximum amount of water vapour that the air can contain depends on the

050 1

dewpoint stability of the air air temperature relative humidity

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67-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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68-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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69-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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70-In which squares are conditions most likely to cause the occurrence of low level wind shear?

050 13559 Meteorological Information

3 B and 3 D 3 A and 3 C 3 A and 3 B 3 B and 3 C

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71-Around Paris on January 3rd at 1800 UTC, the surface temperature, under shelter, is 3°C. The sky is covered by 8 oktas of stratus. QNH is 1033 hPa. If the sky is covered all night, the minimum temperature of the night of January 3rd to January 4th should be

050 5534 The Atmosphere

significantly below 0°C. slightly above +3°C. slightly below +3°C. significantly above +3°C.

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72-Which of the following combinations of pressure and temperature is correct in the ICAO standard atmosphere?

050 15486 The Atmosphere

700 hPa -8.4°C 300 hPa -50.5°C 200 hPa -62.3°C 500 hPa -21.1°C

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73-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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74-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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75-You are flying at FL 130, and your true altitude is 12000 FT. What is the temperature deviation from that of the standard atmosphere at FL 130 (QNH 1013,2 hPa) ?

050 1557 The Atmosphere

ISA -20°C ISA +12°C ISA +20°C ISA +/-0°C

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76-In the ICAO Standard Atmosphere the decrease in temperature with height below 11 km is

050 3731 The Atmosphere

0.6°C per 100m 1°C per 100m 0.5°C per 100m 0.65°C per 100m

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77-An air temperature of -55°C at the 200 hPa level over central Europe in summer is

050 2504 The Atmosphere

High Within +/-5°C of ISA Very high Low

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78-What is necessary for the development of a polar front jet stream?

050 13630 Wind

An unstable atmosphere up to great heights. Strong horizontal temperature gradients. Strong vertical temperature gradients. A uniform pressure pattern.

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79-Which of the following factors have the greatest effect on the formation of the various types of ice on an aircraft ?

050 4252 Flight Hazards

Relative humidity inside the cloud Aircraft speed and size of cloud droplets Aircraft speed and curvature of the airfoil Cloud temperature and droplet size

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80-A wide body takes off on a clear night in Dhahran, Saudi Arabia. Shortly after take off the aircraft's rate of climb drops to zero. This can be due to

050 4195 Flight Hazards

very pronounced downdrafts a very strong temperature inversion low relative humidity sand/dust in the engines

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81-After a clear night cumuliform clouds are formed in the morning. Why can the base of these clouds become higher during the day?

050 13658 Clouds and Fog

Because the difference between the temperature and the dewpoint temperature at the initial condensation level becomes smaller. The wind speed is increasing, because the cold air mass changes into a warm air mass. Because the surface temperature increases. Because the stability increases.

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82-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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83-On average, going from the equator to the north pole, the altitude of the tropopause

050 1783 The Atmosphere

increases and its temperature increases decreases and its temperature decreases increases and its temperature decreases decreases and its temperature increases

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84-Tropical revolving storms do not occur in the southeast Pacific and the south Atlantic mainly because

050 1991 Pressure Systems

the southeast trade winds cross over into the northern hemisphere. of the strong southeast wind. there is no coriolis force present. of the low water temperature.

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85-How, if at all, is the relative humidity of an unsaturated air mass influenced by temperature changes?

050 1206 Thermodynamics

It is only influenced by the amount of water vapour. It is not influenced by temperature changes. It increases with increasing temperature. It decreases with increasing temperature.

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86-A parcel of unsaturated air is lifted to just below the condensation level and then returned to its original level. What is the final temperature of the parcel of air?

050 63 Thermodynamics

Higher than the starting temperature. Lower than the starting temperature. It depends upon the QFE. The same as the starting temperature.

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87-The dewpoint temperature

050 4029 Thermodynamics

is always lower than the air temperature can be equal to the air temperature can not be equal to the air temperature is always higher than the air temperature

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88-Relative humidity depends on

050 4030 Thermodynamics

moisture content and pressure of the air moisture content of the air only temperature of the air only moisture content and temperature of the air

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89-The dewpoint temperature

050 4031 Thermodynamics

can not be equal to the air temperature is always higher than the air temperature can be equal to the air temperature is always lower than the air temperature

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90-The height of the lifting condensation level is determined by

050 4050 Thermodynamics

temperature at surface and air pressure wet adiabatic lapse rate and dewpoint at the surface wind and dewpoint at the surface temperature and dewpoint at the surface

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91-An inversion is

050 4169 Wind Uncategorized

a decrease of temperature with height a decrease of pressure with height an increase of temperature with height an increase of pressure with height

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92-An inversion is

050 4142 Wind Uncategorized

a decrease of temperature with height a decrease of pressure with height an increase of pressure with height an increase of temperature with height

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93-Supercooled droplets are always

050 4128 Thermodynamics

small and at a temperature below freezing large and at a temperature below freezing at a temperature below -60°C at a temperature below freezing

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94-When Air density will be lowest at the Earth's surface:

050 1

pressure is low and temperature is low pressure is high and temperature is low pressure is low and temperature is high pressure is high and temperature is high

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95-An inversion is when:

050 1

there is no change of temperature with height. there is no horizontal gradient of temperature. there is a decrease of temperature as height increases, there is an increase of temperature as height increases,

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96-Which of the following combinations contain the greatest air density?

050 1

High pressure and low temperature. Low pressure and low temperature. Low pressure and high temperature. High pressure and high temperature.

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97-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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98-An inversion is characterized by:

050 1

The tendency to increase relative humidity with increasing altitude. Parts of the air mass at each level is warmer than surrounding air. Increasing temperature with increasing altitude. Constant temperature with increasing altitude

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99-Going from the equator to the north pole, the altitude of the tropopause

050 1

decreases and its temperature decreases increases and its temperature decreases increases and its temperature increases decreases and its temperature increases

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100-Density at the surface will be low when:

050 1

pressure is low and temperature is high. pressure is low and temperature is low. pressure is high and temperature is high. pressure is high and temperature is low.

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1-A temperature group of 28/24 in a METAR means that:

2-What are the conditions required for the formation of hoar frost?

3-A METAR- EGZZ 130350Z 32005kt 0400N DZ 10/10 BCFG VV002- in plain language means:

4-For an airfield located in the British Isles, the passage of a warm front will usually be indicated by

5-Which of the following statements is an interpretation of the METAR ? 25020G38KT 1200 +TSGR BKN006 BKN015CB 23/18 Q1016 BECMG NSW =

6-The formation of morning fog before sunrise is possible if

7-What OAT would you expect at FL 200 over Geneva ?

8-Which of the four answers is a correct interpretation of data from the following METAR ? LSZH 050820Z 16003KT 0400 R14/P1500 R16/1000 FZFG VV003 M02/M02 Q1026 BECMG 2000 BR =

9-Which statement is correct regarding the ICAO Standard Atmosphere ?

10-With regard to temperature, which of the following is correct for the polar climates?

11-A super-cooled droplet is

12-Which of the following are favourable conditions for the formation of freezing rain?

13-Which of these statements best describes the weather most likely to be experienced at 1500 UTC?TAF LSZH 211322 22018G35KT 9999 SCT012 BKN030 BECMG 1315 25025G45KT TEMPO 1720 4000 +SHRA BKN025TCU BECMG 2022 25015KT T1815Z T1618Z =

14-THE ICAO STANDARD ATMOSPHERE (ISA) assumes that, at mean sea-level,

15-In mature Cb's the probability of severe icing, according to meteorological rules, is greatest in the following temperature range:

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

17-Which temperature band causes the most dangerous icing?

18-A Cb with thunderstorm has reached the mature stage. Which statement is correct?

19-How does freezing rain develop?

20-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 ?

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

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

23-Flight from Lisbon (LPPT) to Kingston (MKJP) At 40°N 20°W, the temperature deviation from ISA at FL 390 is

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

25-Considering the route between Valencia and Charleston at FL 340, the forecast mean temperature is

26-Between mean sea level and a height of 20 km, the lowest temperature in the ICAO Standard Atmosphere (ISA) is:

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

28-Flight from Lisbon (LPPT) to Kingston (MKJP) Considering the route segment between 60°W and 70°W, at FL 390 the forecast mean temperature is

29-The mean temperature that may be expected to affect that segment of the route from the coast of SE England to Geneva at FL 270 is

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

31-The temperature at FL 330 overhead London will be

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

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

34-If the surface temperature is 15°C , then the temperature at 10000 FT in a current of ascending unsaturated air is:

35-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately

36-The decrease in temperature, per 100 metres, in an unsaturated rising parcel of air is

37-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?

38-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?

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

40-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?

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

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

43-Select from the map the average temperature for the route Geneva -Stockholm at FL 260.

44-Select from the map the average temperature for the route Zurich - Lisboa at FL 200.

45-Select from the map the average temperature for the route Athens - Geneva at FL 150.

46-Select from the map the average temperature for the route Zurich - Rome at FL 110.

47-The temperature at 10000 FT in the ICAO Standard Atmosphere is:

48-According to ICAO, which symbol indicates a tropical revolving storm?

49-The lowest assumed temperature in the International Standard Atmosphere (ISA) is :

50-The temperature at 10000ft in the ICAO Standard Atmosphere

51-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately

52-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?

53-What is the lowest temperature in standard atmosphere?

54-In which conditions would you most likely encounter clear icing, and how would it normally appear?

55-In which conditions would you most likely encounter clear icing, and how would it normally appear?

56-Clouds will mainly consist of supercooled water droplets when the temperature is:

57-Clouds will mainly consist of supercooled water droplets when the temperature is:

58-At what temperatures would you expect the heaviest ice accretion to occur in a CB?

59-In mid-latitudes, the tops of Cumulus are often limited by

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

61-The amount of water vapour which air can hold largely depends on:

62-Under what condition does pressure altitude have the same value as density altitude ?

63-The maximum amount of water vapour that the air can contain depends on the

64-The amount of water vapor which air can hold largely depends on:

65-Under which condition does pressure altitude have the same value as density altitude ?

66-The maximum amount of water vapour that the air can contain depends on the

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

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

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

70-In which squares are conditions most likely to cause the occurrence of low level wind shear?

71-Around Paris on January 3rd at 1800 UTC, the surface temperature, under shelter, is 3°C. The sky is covered by 8 oktas of stratus. QNH is 1033 hPa. If the sky is covered all night, the minimum temperature of the night of January 3rd to January 4th should be

72-Which of the following combinations of pressure and temperature is correct in the ICAO standard atmosphere?

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

74-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?

75-You are flying at FL 130, and your true altitude is 12000 FT. What is the temperature deviation from that of the standard atmosphere at FL 130 (QNH 1013,2 hPa) ?

76-In the ICAO Standard Atmosphere the decrease in temperature with height below 11 km is

77-An air temperature of -55°C at the 200 hPa level over central Europe in summer is

78-What is necessary for the development of a polar front jet stream?

13-Which of these statements best describes the weather most likely to be experienced at 1500 UTC?
TAF LSZH 211322 22018G35KT 9999 SCT012 BKN030 BECMG 1315 25025G45KT TEMPO 1720 4000 +SHRA BKN025TCU BECMG 2022 25015KT T1815Z T1618Z =