Index - Atpl Campus

100 item has been found

1-In relation to the total weight of the atmosphere, the weight of the atmosphere between mean sea level and a height of 5500 m is

050 10897 The Atmosphere

25% 99% 1% 50%

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2-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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3-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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4-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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5-What is the density at sea level in the International Standard Atmosphere?

050 1

12.25g/m3 1.225g/m3 1225g/m3 122.5g/m3

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6-What is the atmosphering pressure at sea level in the International Standard Atmosphere?

050 1

29.29 inch hg 1012.35 hpa 101.25 hpa 1013.25hpa

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7-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?

050 2547 Clouds and Fog

15000 - 35000 FT above the terrain 1500 - 7000 FT above the terrain 100 - 1500 FT above the terrain 7000 - 15000 FT above the terrain

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8-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?

050 2546 Clouds and Fog

1500 - 7000 FT above ground 15000 - 25000 FT above ground 7000 - 15000 FT above ground 100 - 1500 FT above ground

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9-The pressure change with height of the atmosphere:

050 1

decreases at a decreasing rate as height increases. decreases at a constant rate as height increases. decreases at a constant rate up to the tropopause and then remains constant. decreases at an increasing rate as height increases.

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10-The total depth of the atmosphere is approximately

050 1

500 KM 20 KM more than 1000 KM. 120 kilometers (400 000 feet).

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11-A plain in Western Europe with an average elevation of 500 m (1600 FT) above sea level is covered with a uniform AC layer of cloud during the summer months. At what height above the ground is the base of this cloud to be expected?

050 1222 Clouds and Fog

100 - 1500 FT above the terrain. 15000 - 25000 FT above the terrain. 7000 - 15000 FT above the terrain. 1500 - 7000 FT above the terrain.

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12-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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13-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?

050 2242 The Atmosphere

1009 hPa Less than 1009 hPa It is not possible to give a definitive answer More than 1009 hPa

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14-The QFF at an airfield located 400 metres above sea level is 1016 hPa. The air temperature is 10°C lower than a standard atmosphere. What is the QNH?

050 2241 The Atmosphere

More than 1016 hPa 1016 hPa It is not possible to give a definitive answer Less than 1016 hPa

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15-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?

050 2511 The Atmosphere

It is not possible to give a definitive answer Less than 1016 hPa More than 1016 hPa 1016 hPa

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16-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?

050 2245 The Atmosphere

It is not possible to give a definitive answer Less than 1018 hPa More than 1018 hPa 1018 hPa

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17-The QFF at an airfield in California located 69 metres below sea level is 1030 hPa. The air temperature is 10°C lower than a standard atmosphere. What is the QNH?

050 2246 The Atmosphere

1030 hPa It is not possible to give a definitive answer Less than 1030 hPa More than 1030 hPa

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18-In standard atmosphere, 500 hPa level corresponds to:

050 1

18000 ft 12000 ft 10000 ft 15000 ft

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19-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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20-What is the relationship, if any, between QFE and QNH at an airport situated 50 FT below sea level?

050 1547 The Atmosphere

QFE is greater than QNH. No clear relationship exists. QFE is smaller than QNH. QFE equals QNH.

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21-The mean height of the tropical tropopause is

050 15451 The Atmosphere

49000 ft 44000 ft 59000 ft 54000 ft

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22-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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23-An aircraft flies from aerodrome "A", (QNH= 1020 hPA) , to aerodrome "B", (QNH= 999 hPA) . Aerodrome "A" is 800 ft. above mean sea level and aerodrome "B" is 540 ft. above mean sea level. If the altimeter sub scale is not changed from 1020, what is the altimeter indication on landing.

050 1

1470 ft. -170 ft. 1170 ft. 170 ft.

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24-If an airfield is 240ft above mean sea level (AMSL) and the airfield QNH is 1024hPa calculate the airfield QFE given that 1 hPa =30ft.

050 1

1011hPa 1021hPa 1016hPa 1032hPa

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25-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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26-After landing at an aerodrome (QNH 993 hPa) it is noticed that the altimeter is still set to 1013,2 hPa and that it reads 1200 feet. What is the elevation of the aerodrome above mean sea level ?

050 2524 The Atmosphere

2280 feet. 1200 feet. 660 feet. 1740 feet.

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27-You are flying over the sea at FL 250 and measure an outside temperature of -50°C. The pressure at sea level is 1023 hPa. What is your approximate true altitude calculated using normal vertical change in temperature with increase in height?

050 12823 Uncategorized Wind

23230 FT/AMSL. 26230 FT/AMSL. 23770 FT/AMSL. 26770 FT/AMSL.

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28-In the ICAO Standard Atmosphere (ISA), the fall in pressura with height, close to sealevel, is approximately 1 millibar for every

050 1

36 feet 27 feet. 60 feet. 45 feet.

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29-Relative humidity at a given temperature is the relation between

050 5538 Thermodynamics

dew point and air temperature water vapour weight and humid air volume actual water vapour content and saturated water vapour content water vapour weight and dry air weight

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30-The mean height of the tropical zero degree isotherm is

050 15266 Climatology

12000 ft 19000 ft 16000 ft 14000 ft

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31-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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32-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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33-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

050 5012 Pressure Systems

Iceland / Greenland Azores USA Siberia

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34-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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35-You are planning to fly across a mountain range. The chart recommends a minimum altitude of 12000 feet above mean sea level. The air mass you will be flying through is an average 10°C warmer than ISA. Your altimeter is set to 1023 hPa (QNH of a nearby airport at nearly sea level). What altitude will the altimeter show when you have reached the recommended minimum altitude?

050 2522 The Atmosphere

12210 feet 11520 feet 11790 feet 11250 feet

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36-The pressure of the atmosphere:

050 1

decreases at a decreasing rate as height increases decreases at an increasing rate as height increases decreases at a constant rate till Tropopause. decreases at a constant rate as height increases

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37-What is the approximate vertical interval which is equal to a pressure change of 1 hPa at an altitude of 5500 m ?

050 58 The Atmosphere

8 m (27 FT). 64 m (210 FT). 32 m (105 FT). 15 m (50 FT).

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38-In the troposphere the decrease in pressure per 100 m increase in height is

050 133 The Atmosphere

larger in the lower layers than in the higher layers in the order of 27 hPa per 100 m in the friction layer always larger in a high pressure area than in a low pressure area larger in the higher layers than in the lower layers

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39-What is the approximate ratio between height and width for a jet stream cross section?

050 1563 Wind

1/100 1/10 1/1000 1/1

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40-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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41-An aircraft with 1020hPa set on the altimeter sub-scale departs aerodrome 'A' which is 800ft above mean sea level (AMSL). The flight is made to the planned destination aerodrome 'B' which is in an area of low pressure, but the altimeter sub-scale is not updated en route. If the QNH at aerodrome 'B' is 999hPa, and the highest point on the landing area is 500ft AMSL, what should the altimeter read? Assume 1hPa = 30ft.

050 1

-180ft 830ft -130ft 1130ft

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42-In an isothermal layer the state of the atmosphere is

050 15587 The Atmosphere

conditionally unstable. neutral. absolutely unstable. absolutely stable.

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43-The atmosphere is heated mainly by:

050 1

Exchanges of latent heat during the process of moisture in the atmosphere changing state. Direct solar energy not filtered by the ozone layer absorbed by the lower atmosphere. Heat re-radiated from the Earth's surface. Warm air from high equatorial regions spreading out and descending into more northerly and southerly latitudes.

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44-What are the proportions of gases in the atmosphere?

050 1

Nitrogen 78%, Oxygen 21%, Hydrogen 1%. Oxygen 21%, Hydrogen 78%, other gasses 1%. Nitrogen 78%, Argon 21%, Oxygen 1%. Oxygen 21%, Nitrogen 78%, other gasses 1%.

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45-If there was no water vapour in the atmosphere, _____.

050 1

There would not be any turbulence. there would not be any clouds and precipitation. There would not be any jetstreams. There would not be any surface winds.

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46-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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47-Considering the route indicated from Recife to Dakar the mean height of the tropopause during January is approximately

050 13628 The Atmosphere

36 000 FT 43 000 FT 29 000 FT 56 000 FT

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48-Considering the North Atlantic at latitude 50°N during winter, the mean height of the tropopause is approximately

050 10874 Meteorological Information

23 000 FT 54 000 FT 31 000 FT 43 000 FT

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49-Considering the North Atlantic area north of 60°N during winter, the mean height of the tropopause is approximately

050 10873 The Atmosphere

37 000 FT 20 000 FT 56 000 FT 29 000 FT

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50-What is the approximate vertical interval which is equal to a pressure change of 1 hPa at sea level?

050 15269 The Atmosphere

64 m (210 ft) 32 m (105 ft) 8 m (27 ft) 15 m (50 ft)

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51-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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52-If the QFE at Locarno (200 metres above sea level) is 980 hPa, what is the approximate QNH ?

050 2247 The Atmosphere

1010 hPa 1005 hPa 1015 hPa 1000 hPa

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53-If the QNH at Locarno (200 metres above sea level) is 1015 hPa, what is the approximate QFE?

050 2249 Wind Uncategorized

1005 hPa 990 hPa 1000 hPa 995 hPa

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54-If the QNH at Locarno (200 metres above sea level) is 1025 hPa, what is the approximate QFE?

050 2250 The Atmosphere

1025 hPa 1005 hPa 1000 hPa 995 hPa

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55-If the QFE at Locarno (200 metres above sea level) is 1000 hPa, what is the approximate QNH?

050 2248 The Atmosphere

1035 hPa 1025 hPa 990 hPa 985 hPa

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56-If the QFE at ÇORLU (660 feet above sea level) is 980 hPa, what is the approximate QNH ? (1 mb= 30 feet)

050 1

1002 hPa 1015 hPa 998 hPa 1010 hPa

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57-If the QFE at an airport (200 metres above sea level) is 1000 hPa, what is the approximate QNH? (1 mb = 27 feet)

050 1

985 hPa 990 hPa 1035 hPa 1025 hPa

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58-What is a characteristic phenomenon for a stable atmosphere?

050 13631 Clouds and Fog

Many vertical currents. No precipitation. Weak wind. Stratified clouds.

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59-Half the mass of the atmosphere is found in the first

050 2126 The Atmosphere

5 km 11 km 3 km 8 km

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60-The environmental lapse rate in an actual atmosphere

050 3727 The Atmosphere

has a fixed value of 1°C/100m varies with time has a fixed value of 2°C/1000 FT has a fixed value of 0.65°C/100m

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

050 1

0 C -20 C -35 C -5 C

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62-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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63-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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64-Which of the following is not observed in unstable atmosphere?

050 1

Strong winds Fog and mist Showery precipitation 3-4 oktas clouds

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65-Considering the North Atlantic between 30°N and 65°N, the mean position of the polar front during winter extends from

050 10875 Meteorological Information

NE Canada to Portugal Newfoundland to Iceland Iceland to Norway Florida to SW England

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66-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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67-In a westerly situation, the mean time interval between polar frontal waves in Western Europe is

050 14965 Climatology

one to two days twelve to eighteen hours six to twelve hours three to four days

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68-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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69-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?

050 12824 Wind Uncategorized

18290 ft 21770 ft 19310 ft 20630 ft

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70-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?

050 1316 The Atmosphere

8640 ft 11460 ft 9740 ft 10160 ft

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71-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 2521 Wind Uncategorized

15100 ft 16360 ft 16920 ft 15620 ft

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72-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?

050 2520 Wind Uncategorized

19310 ft 21770 ft 18290 ft 20630 ft

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73-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 actual height of the aircraft above the surface at B will be

050 10861 Uncategorized Wind

6146 FT 7446 FT 6796 FT 4854 FT

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74-In the trade wind belt between the surface and the 500 hPa level, which of the following is true?

050 14363 Wind Uncategorized

the air is relatively moist in the lower part and dry in the upper part the air is relatively dry the air is relatively dry in the lower part and moist in the upper part the air is relatively moist

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75-What is the optimum flight level between Rome and Paris according to the significant weather chart?

050 1677 CAT

FL 220 FL 160 FL 360 FL 340

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76-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?

050 13635 The Atmosphere

In a very cold area with a QNH of 1015 hPa At a temperature less than or equal to that of the ISA and where the QNH is less than 1013.25 hPa In a cold low pressure region At a temperature greater than or equal to that of the ISA and where the QNH is greater than or equal to 1013.25 hPa

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77-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?

050 1579 The Atmosphere

At a temperature greater than or equal to that of the ISA and where the QNH is greater than or equal to 1013.25 hPa In a very cold area with a QNH of 1015 hPa At a temperature less than or equal to that of the ISA and where the QNH is less than 1013.25 hPa In a cold low pressure region

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78-Which statement is correct for an absolutely unstable atmosphere?

050 12830 Air Masses and Fronts

the dry adiabatic lapse rate is more than 1°C / 100 m clouds are mainly of the stratiform type the environmental lapse rate is less than 1°C / 100 m visibility is good between showers

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79-The temperature lapse rate of the ICAO standard atmosphere in the troposphere is:

050 13607 The Atmosphere

3°C/1000 FT 2°C/1000 FT 2,5°C/1000 FT 6,5°C/1000 FT

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80-A temperature inversion indicates a state of the atmosphere which is

050 15588 The Atmosphere

absolutely unstable. absolutely stable. conditionally unstable. indifferent

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81-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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82-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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83-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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84-Which one is not the way of heat transfer in the atmosphere?

050 1

Conduction Convection Advection Inversion

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85-The International Standard Atmosphere assumes a lapse rate of:

050 1

3°C/1000ft. 1.98°C/1000ft. 1.5°C/1000ft. 4°C/1000 ft.

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86-Where is most of the water vapor in the atmosphere contained?

050 1

Stratopause. Stratosphere. Tropopause. Troposphere.

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87-Considering the North Atlantic region between 30°N and 65°N, the mean position of the polar front during summer extends from

050 10876 Meteorological Information

Greenland to Spain NE Canada to Iceland Florida to SW England Newfoundland to N Scotland

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88-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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89-You are flying at 2 500 FT/AGL, the wind is 180°, and intend to land at an airport, at sea level directly below. From approximately which direction would you expect the surface wind (mid-latitude, northern hemisphere)?

050 1252 Wind Uncategorized

South-southwest. South. South-southeast. Southwest.

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90-What name is given to the low level wind system between the subtropical high pressure belt and the equatorial trough of low pressure (ITCZ) ?

050 10937 Wind

Trade winds. Doldrums. Monsoon. Westerly winds.

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91-What name is given to the low level wind system between the subtropical high pressure belt and the equatorial trough of low pressure (ITCZ) ?

050 1982 Wind

Trade winds. Westerly winds. Monsoon. Doldrums.

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92-The sea breeze is a wind from the sea

050 4063 Wind

occurring only in the lower layers of the atmosphere in daytime occurring only in mid-latitudes and in daytime blowing at night in mid-latitudes that reaches up to the tropopause in daytime

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93-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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94-With all other quantities being constant, the density of the atmosphere increases with increasing

050 12797 The Atmosphere

air pressure temperature stability relative humidity

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95-Absolute instability in the atmosphere will occur when the environmental lapse rate is

050 10852 Thermodynamics

less than both saturated adiabatic lapse rate and dry adiabatic lapse rate greater than both saturated adiabatic lapse rate and dry adiabatic lapse rate greater than saturated adiabatic lapse rate but less than dry adiabatic lapse rate less than saturated adiabatic lapse rate

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96-The ICAO Standard Atmosphere (ISA) assumes that temperature will reduce at the rate of

050 10921 The Atmosphere

2°C per 1000 FT up to 36090 FT and will then increase at 0,3°C per 1000 FT up to 65617 FT 1,98°C per 1000 FT up to 36090 FT and will then rise at 0,3°C per 1000 FT up to 65617 FT when it will remain constant 1,98°C per 1000 FT up to 36090 FT after which it remains constant to 65617 FT 2°C per 1000 FT up to 65617 FT after which it will remain constant to 104987 FT

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97-By volume, which of the following elements makes up the largest part of the atmosphere?

050 15980 The Atmosphere

Hydrogen. Oxygen. Noble gases. Nitrogen.

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98-Which of the following statements concerning an isothermal layer in the atmosphere is correct?

050 15610 The Atmosphere

Air parcels that are forced to rise through an isothermal layer keep the same temperature. The vertical temperature gradient lies between the dry and saturated adiabatic lapse rates. An isothermal layer is formed when the air in the layer is well mixed by turbulence. An isothermal layer is absolutely stable.

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99-The ICAO Standard Atmosphere (ISA) assumes that temperature will reduce at the rate of

050 13730 The Atmosphere

2°C per 1000 FT up to 36090 FT and will then increase at 0,3°C per 1000 FT up to 65617 FT 1,98°C per 1000 FT up to 36090 FT after which it remains constant to 65617 FT 2°C per 1000 FT up to 65617 FT after which it will remain constant to 104987 FT 1,98°C per 1000 FT up to 36090 FT and will then rise at 0,3°C per 1000 FT up to 65617 FT when it will remain constant

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100-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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1-In relation to the total weight of the atmosphere, the weight of the atmosphere between mean sea level and a height of 5500 m is

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

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

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

5-What is the density at sea level in the International Standard Atmosphere?

6-What is the atmosphering pressure at sea level in the International Standard Atmosphere?

7-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?

8-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?

9-The pressure change with height of the atmosphere:

10-The total depth of the atmosphere is approximately

11-A plain in Western Europe with an average elevation of 500 m (1600 FT) above sea level is covered with a uniform AC layer of cloud during the summer months. At what height above the ground is the base of this cloud to be expected?

12-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?

13-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?

14-The QFF at an airfield located 400 metres above sea level is 1016 hPa. The air temperature is 10°C lower than a standard atmosphere. What is the QNH?

15-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?

16-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?

17-The QFF at an airfield in California located 69 metres below sea level is 1030 hPa. The air temperature is 10°C lower than a standard atmosphere. What is the QNH?

18-In standard atmosphere, 500 hPa level corresponds to:

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

20-What is the relationship, if any, between QFE and QNH at an airport situated 50 FT below sea level?

21-The mean height of the tropical tropopause is

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

23-An aircraft flies from aerodrome "A", (QNH= 1020 hPA) , to aerodrome "B", (QNH= 999 hPA) . Aerodrome "A" is 800 ft. above mean sea level and aerodrome "B" is 540 ft. above mean sea level. If the altimeter sub scale is not changed from 1020, what is the altimeter indication on landing.

24-If an airfield is 240ft above mean sea level (AMSL) and the airfield QNH is 1024hPa calculate the airfield QFE given that 1 hPa =30ft.

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

26-After landing at an aerodrome (QNH 993 hPa) it is noticed that the altimeter is still set to 1013,2 hPa and that it reads 1200 feet. What is the elevation of the aerodrome above mean sea level ?

27-You are flying over the sea at FL 250 and measure an outside temperature of -50°C. The pressure at sea level is 1023 hPa. What is your approximate true altitude calculated using normal vertical change in temperature with increase in height?

28-In the ICAO Standard Atmosphere (ISA), the fall in pressura with height, close to sealevel, is approximately 1 millibar for every

29-Relative humidity at a given temperature is the relation between

30-The mean height of the tropical zero degree isotherm is

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

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

33-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

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

36-The pressure of the atmosphere:

37-What is the approximate vertical interval which is equal to a pressure change of 1 hPa at an altitude of 5500 m ?

38-In the troposphere the decrease in pressure per 100 m increase in height is

39-What is the approximate ratio between height and width for a jet stream cross section?

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

42-In an isothermal layer the state of the atmosphere is

43-The atmosphere is heated mainly by:

44-What are the proportions of gases in the atmosphere?

45-If there was no water vapour in the atmosphere, _____.

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

47-Considering the route indicated from Recife to Dakar the mean height of the tropopause during January is approximately

48-Considering the North Atlantic at latitude 50°N during winter, the mean height of the tropopause is approximately

49-Considering the North Atlantic area north of 60°N during winter, the mean height of the tropopause is approximately

50-What is the approximate vertical interval which is equal to a pressure change of 1 hPa at sea level?

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

52-If the QFE at Locarno (200 metres above sea level) is 980 hPa, what is the approximate QNH ?

53-If the QNH at Locarno (200 metres above sea level) is 1015 hPa, what is the approximate QFE?

54-If the QNH at Locarno (200 metres above sea level) is 1025 hPa, what is the approximate QFE?

55-If the QFE at Locarno (200 metres above sea level) is 1000 hPa, what is the approximate QNH?

56-If the QFE at ÇORLU (660 feet above sea level) is 980 hPa, what is the approximate QNH ? (1 mb= 30 feet)

57-If the QFE at an airport (200 metres above sea level) is 1000 hPa, what is the approximate QNH? (1 mb = 27 feet)

58-What is a characteristic phenomenon for a stable atmosphere?

59-Half the mass of the atmosphere is found in the first

60-The environmental lapse rate in an actual atmosphere

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

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

63-What is the lowest temperature in standard atmosphere?

64-Which of the following is not observed in unstable atmosphere?

65-Considering the North Atlantic between 30°N and 65°N, the mean position of the polar front during winter extends from

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

67-In a westerly situation, the mean time interval between polar frontal waves in Western Europe is

68-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?

69-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?

70-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?

71-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?

72-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?

73-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 actual height of the aircraft above the surface at B will be

74-In the trade wind belt between the surface and the 500 hPa level, which of the following is true?

75-What is the optimum flight level between Rome and Paris according to the significant weather chart?

76-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?

77-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?

78-Which statement is correct for an absolutely unstable atmosphere?

79-The temperature lapse rate of the ICAO standard atmosphere in the troposphere is:

80-A temperature inversion indicates a state of the atmosphere which is