Index - Atpl Campus

100 item has been found

1-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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2-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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3-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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4-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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5-In the ICAO standard atmosphere, which of the following alternatives indicates the correct vertical temperature distribution in the lowest 11 km?

050 15261 The Atmosphere

15°C at mean sea level, decreasing at 0.65°C per 100 metres. 15°C at mean sea level, decreasing at 0.65°C per 100 feet. 15.2°C at mean sea level, decreasing at 0.65°C per 100 metres. 13°C at mean sea level, decreasing at 2°C per 1000 feet.

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6-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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7-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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8-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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9-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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10-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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11-The temperature at 10000ft in the ICAO Standard Atmosphere

050 1

0 C -20 C -35 C -5 C

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12-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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13-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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14-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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15-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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16-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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17-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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18-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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19-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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20-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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21-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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22-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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23-The QNH at an airfield in California located 69 metres below sea level is 1018 hPa. The air temperature is 10°C higher than a standard atmosphere. What is the QFF?

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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24-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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25-The temperature at 2000ft AMSL is forecast to be +5°C: compared to the International Standard Atmosphere (ISA) this is:

050 1

ISA -6. lSA +6. ISA -4. ISA +5.

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26-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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27-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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28-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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29-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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30-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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31-In standard atmosphere, 500 hPa level corresponds to:

050 1

18000 ft 12000 ft 10000 ft 15000 ft

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32-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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33-The upper wind and temperature chart of 250 hPa corresponds, in a standard atmosphere, to about

050 1778 Meteorological Information

30 000 FT 39 000 FT 32 000 FT 34 000 FT

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34-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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35-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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36-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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37-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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38-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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39-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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40-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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41-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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42-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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43-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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44-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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45-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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46-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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47-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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48-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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49-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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50-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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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-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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53-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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54-The mean height of the tropical tropopause is

050 15451 The Atmosphere

49000 ft 44000 ft 59000 ft 54000 ft

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55-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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56-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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57-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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58-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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59-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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60-You are flying at FL 300 where the outside air temperature is -57.5°C and the pressure at MSL is 1013.25 hPa. If you assume that the difference between the actual temperature and the temperature in the ISA is valid for the whole troposphere, then the true altitude is:

050 15416 The Atmosphere

30000 ft 27000 ft 31500 ft 28500 ft

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61-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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62-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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63-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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64-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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65-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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66-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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67-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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68-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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69-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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70-A layer in which the temperature increases with height is

050 4166 Thermodynamics

absolutely unstable neutral conditionally unstable absolutely stable

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71-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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72-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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73-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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74-A vertical spacing of 1000 FT is the standard required separation between two FL. Under conditions of cold air advection (ISA -15°C), what would the true vertical separation be?

050 1578 The Atmosphere

Less than 1000 FT Without QNH information, it can not be determined It remains 1000 FT More than 1000 FT

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75-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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76-If atmospheric conditions exist such that the temperature deviation is ISA +10°C in the lower troposphere up to 18000 FT, what is the actual layer thickness between FL 60 and FL 120 ?

050 66 The Atmosphere

6000 FT. 5760 FT. 6240 FT. 5900 FT.

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77-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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78-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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79-A layer in which the temperature remains constant with height is

050 4165 Thermodynamics

neutral conditionally unstable absolutely stable unstable

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80-A layer is absolutely unstable if the temperature decrease with height is

050 4164 Thermodynamics

less than 0.65°C per 100m more than 1°C per 100m 0.65°C per 100m between 1°C per 100m and 0.65°C per 100m

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81-The actual change of the temperature in the air mass with height is known as:

050 1

The actual lapse rate (LR) The temperature curve The environmental lapse rate (ELR) The adiabatic lapse rate (ALR)

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82-According to ISA the temperature in the lower part of the stratosphere

050 2128 The Atmosphere

increases with altitude first increases with altitude but decreases at higher altitudes is constant with altitude decreases with altitude

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83-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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84-You must make an emergency landing at sea. The QNH of a field on a nearby island with an elevation of 4000 FT is 1025 hPa and the temperature is -20°C. What is your pressure altimeter reading when landing if 1025 hPa is set in the subscale?

050 4192 The Atmosphere

Less than 0 FT 4000 FT 0 FT More than 0 FT, but less than 4000 FT

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85-You plan a flight over a mountain range at a true altitude of 15000 FT/AMSL. The air is on an average 15°C colder than ISA, the pressure at sea level is 1003 hPa. What approximate indication should the altimeter (setting 1013.2 hPa) read?

050 1548 The Atmosphere

15690 FT. 16230 FT. 13830 FT. 14370 FT.

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86-One of the reasons for International Standard Atmospheric (ISA) conditions are created is;

050 1

for lowering the flight costs. for extending the flight time in the air. for maximizing the safety. for lowering the production costs.

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87-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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88-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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89-The difference between temperature and dew point is greater in

050 1

dry air air with high temperature moist air air with low temperature

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90-The temperature remains constant through a given depth of atmosphere, it is described as

050 1

advection the Environmental Lapse Rate being isothermal, temperature inversion

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91-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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92-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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93-What weather conditions are prevalent during the summer, over the North Sea, approximately 300 km behind a quickly moving cold front?

050 1273 Air Masses and Fronts

Cloud cover mostly scattered, isolated showers. 8 octas CS, AS without precipitation. Advection fog. Rain covering a large area, 8 octas NS.

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94-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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95-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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96-At FL 180, the air temperature is -35°C.The air density at this level is:

050 13643 The Atmosphere

Unable to be determined without knowing the QNH. Less than the density of the ISA at FL 180. Equal to the density of the ISA at FL 180. Greater than the density of the ISA at FL 180.

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97-At FL 180, the air temperature is -35°C.The air density at this level is:

050 130 The Atmosphere

Equal to the density of the ISA at FL 180. Unable to be determined without knowing the QNH. Less than the density of the ISA at FL 180. Greater than the density of the ISA at FL 180.

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98-At FL 180, the air temperature is -35°C. The air density at this level is:

050 1

Greater than the density of the ISA atmosphere at FL 180. Equal to the density of the ISA atmosphere at FL 180. Unable to be determined without knowing the QNH. Less than the density of the ISA atmosphere at FL 180.

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99-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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100-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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1-Between mean sea level and a height of 20 km, the lowest temperature in the ICAO Standard Atmosphere (ISA) is:

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

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

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

5-In the ICAO standard atmosphere, which of the following alternatives indicates the correct vertical temperature distribution in the lowest 11 km?

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

7-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

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

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

10-What is the lowest temperature in standard atmosphere?

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

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

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

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

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

16-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?

17-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?

18-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?

19-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?

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

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

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

23-The QNH at an airfield in California located 69 metres below sea level is 1018 hPa. The air temperature is 10°C higher than a standard atmosphere. What is the QFF?

24-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?

25-The temperature at 2000ft AMSL is forecast to be +5°C: compared to the International Standard Atmosphere (ISA) this is:

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

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

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

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

30-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?

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

32-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?

33-The upper wind and temperature chart of 250 hPa corresponds, in a standard atmosphere, to about

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

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

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

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

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

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

41-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?

42-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?

43-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

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

45-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?

46-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?

47-The pressure change with height of the atmosphere:

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

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

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

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

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

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

54-The mean height of the tropical tropopause is

55-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?

56-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?

57-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.

58-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.

59-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) ?

60-You are flying at FL 300 where the outside air temperature is -57.5°C and the pressure at MSL is 1013.25 hPa. If you assume that the difference between the actual temperature and the temperature in the ISA is valid for the whole troposphere, then the true altitude is:

61-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?

62-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?

63-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?

64-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?

65-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?

66-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?

67-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

68-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?

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

70-A layer in which the temperature increases with height is

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

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

73-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 ?

74-A vertical spacing of 1000 FT is the standard required separation between two FL. Under conditions of cold air advection (ISA -15°C), what would the true vertical separation be?

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

76-If atmospheric conditions exist such that the temperature deviation is ISA +10°C in the lower troposphere up to 18000 FT, what is the actual layer thickness between FL 60 and FL 120 ?

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

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

79-A layer in which the temperature remains constant with height is