1-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
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2-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?
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3-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?
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4-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?
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5-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?
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6-At FL 180, the air temperature is -35°C. The air density at this level is:
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7-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?
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8-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?
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9-The temperature deviation from ISA (to the nearest °C) overhead Charleston (33°N 080°W) at FL 340 is
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10-If you are flying at FL 120 and the outside temperature is -2°C, at what altitude will the "freezing level" be?
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11-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?
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12-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?
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13-At FL 180, the air temperature is -35°C.The air density at this level is:
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14-At FL 180, the air temperature is -35°C.The air density at this level is:
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15-The temperature at 3000 ft. above mean sea level is forecast to be 3°C. What is the deviation from ICAO Standard Atmosphere?
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16-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:
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17-What is the deviation of the temperature at FL 140 above Copenhagen compared to ISA?
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18-What intensity and type of airframe icing is most likely to occur when flying at FL 170 in AS with the outside air temperature at -20°C?
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19-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?
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20-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 ?
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21-Flight from Lisbon (LPPT) to Kingston (MKJP) At 40°N 20°W, the temperature deviation from ISA at FL 390 is
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22-You are flying with an outside air temperature of -12°C and a TAS of 250 kt at FL 150 through 8 oktas NS. What type and degree of icing is most probable?
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23-You are at FL120 with an outside air temperature is -2°C. Where would you find the freezing level?
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24-An air temperature of -55°C at the 200 hPa level over central Europe in summer is
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25-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?
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26-The QNH at an airfield located 200 metres above sea level is 1022 hPa. The air temperature is not available. What is the QFF?
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27-What is the average temperature difference from ISA at FL 300 between Edinburgh and Madrid?
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28-What is the average temperature difference from ISA at FL 390 between Madrid and Dhahran?
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29-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) ?
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30-It is raining and the outside air temperature is -5°C. What would you decide if you have a propeller to operate in non-icing conditions only?
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31-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?
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32-Select from the map the average temperature for the route Zurich - Lisboa at FL 200.
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33-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?
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34-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?
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35-Given: Altimeter setting: 1013.2 hPa Altimeter reading: 5000 ft Outside air temperature at 5000 ft: +5°C QFE: 958 hPa QNH: 983 hPa What is the true height of the aeroplane above the aerodrome?
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36-The 0°C isotherm is forecast to be at FL 50. At what FL would you expect a temperature of -6°C?
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37-The temperature at FL 140 is -12°C. What will the temperature be at FL 110 if the ICAO standard lapse rate is applied ?
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38-The temperature at FL 80 is +6°C. What will the temperature be at FL 130 if the ICAO standard lapse rate is applied ?
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39-The temperature at FL 160 is -22°C. What will the temperature be at FL 90 if the ICAO standard lapse rate is applied ?
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40-The temperature at FL 110 is -5°C. What will the temperature be at FL 50 if the ICAO standard lapse rate is applied ?
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41-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?
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42-What intensity and type of airframe icing is most likely to occur when aircraft descend rapidly from FL 320 (temp. -45°C) to FL 60 in warm, moist clear air?
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43-In the month of August you prepare a flight (cruising level FL 370) from Bombay (19°N - 73°E) to Bangkok (13°N - 100°E). What wind conditions can you expect?
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44-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?
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45-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?
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46-The 0° isotherm is forecast to be at FL 50. At what FL would you expect a temperature of -6° C?
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47-The pressure altitude is 12 000 ft. The ISA deviation is -5°C. What is the density altitude?
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48-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?
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49-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 ?
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50-Given: Altimeter setting: 1013.2 hPa Altimeter reading: 5000 ft Outside air temperature at 5000 ft: +5°C QFE: 958 hPa QNH: 983 hPa What is the true height of the aircraft above the aerodrome?
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51-An air temperature of -30°C at the 300 hPa level over central Europe in summer is
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52-An air temperature of -15°C at the 700 hPa level over central Europe in summer is
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53-If you are flying from Zurich to London at FL 240, what conditions can you expect at cruising altitude?
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54-You have been flying for some time in dense layered cloud. The outside air temperature is -25°C. Which of the following statements is true?
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55-Which FL corresponds with the 200 hPa pressure level ?
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56-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?
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57-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?
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58-What is the temperature deviation in degrees Celsius, from the ICAO Standard Atmosphere overhead Frankfurt ?
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59-On the approach, the surface temperature is given as -5°C. The freezing level is at 3000 FT/AGL. At 4000 FT/AGL, there is a solid cloud layer from which rain is falling. According to the weather briefing, the clouds are due to an inversion caused by warm air sliding up and over an inclined front. Would you expect icing?
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60-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?
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61-The QNH at an airfield located at mean sea level is 1022 hPa. The air temperature is not available. What is the QFF?
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62-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?
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63-On a route segment from A to B the highest terrain elevation is approximately 200 feet. For an instrument flight the minimum obstacle clearance is 1000 feet. The subscale of the altimeter is set to the local QNH of 1013 hPa and the temperature on the ground is -5°C. Assume a standard temperature lapse rate. What is the approximate minimum acceptable altimeter indication during the flight on this route segment?
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64-In an air mass with no clouds the surface temperature is 15°C and the temperature at 1000 m/AGL is 13°C. This layer of air is:
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65-An aircraft is flying from south to north, above the polar front jet stream, at FL 400 in the southern hemisphere. What change, if any, in temperature will be experienced ?
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66-You are flying at a constant indicated altitude with the QNH of 1015 set within the subscale and you notice the outside air temperature has been falling constantly. What can you expect to have happened to your true altitude?
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67-Over Madrid, what intensity of turbulence and icing is forecast at FL 200 ?
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68-What OAT would you expect at FL 200 over Geneva ?
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69-After passing at right angles through a very active cold front in the direction towards the cold air, what will you encounter at FL 50, in the northern hemisphere immediately after a marked change in temperature?
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70-Select from the map the average temperature for the route Geneva -Stockholm at FL 260.
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71-Select from the map the average temperature for the route Athens - Geneva at FL 150.
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72-Select from the map the average temperature for the route Zurich - Rome at FL 110.
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73-What is the average temperature at FL 160 between Oslo and Paris ?
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74-If the surface temperature is 15°C , then the temperature at 10000 FT in a current of ascending unsaturated air is:
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75-In still air the temperature decreases at an average of 1.2°C per 100 m increase in altitude. This temperature change is called:
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76-The temperature at 2000ft AMSL is forecast to be +5°C: compared to the International Standard Atmosphere (ISA) this is:
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77-Flight Zurich to Rome, ETD 1600 UTC, ETA 1800 UTC. At what flight level would you first expect to encounter clear air turbulence on the climb out from Zurich?
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78-If you are flying from Zurich to Shannon at FL 340, where will your cruising altitude be?
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79-Between mean sea level and a height of 20 km, the lowest temperature in the ICAO Standard Atmosphere (ISA) is:
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80-If a flight at FL 150 is planned, which of these upper wind and temperature charts would be nearest to that flight level?
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81-When planning a flight at FL 110, which upper wind and temperature chart would be nearest your flight level ?
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82-When planning a flight at FL 60, which upper wind and temperature chart would be nearest your flight level ?
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83-If you are planning a flight at FL 290, which of these upper wind and temperature charts would be nearest your flight level ?
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84-If you are planning a flight at FL 170, which of these upper wind and temperature charts would be nearest your flight level ?
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85-If the QFE at Locarno (200 metres above sea level) is 980 hPa, what is the approximate QNH ?
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86-If the QNH at Locarno (200 metres above sea level) is 1015 hPa, what is the approximate QFE?
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87-If the QNH at Locarno (200 metres above sea level) is 1025 hPa, what is the approximate QFE?
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88-If the QFE at Locarno (200 metres above sea level) is 1000 hPa, what is the approximate QNH?
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89-If the QFE at an airport (200 metres above sea level) is 1000 hPa, what is the approximate QNH? (1 mb = 27 feet)
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90-An aircraft over Western Europe is crossing a jet stream 2500 FT below its core at right angles. While crossing, the outside temperature is increasing. The prevailing wind is
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91-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately
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92-The decrease in temperature, per 100 metres, in a saturated rising parcel of air at lower level of the atmosphere is approximately
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93-Which type of fog is likely to form when air having temperature of 15°C and dew point of 12°C blows at 10 knots over a sea surface having temperatures of 5°C ?
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94-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
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95-What degree of turbulence, if any, is likely to be encountered while flying through a cold front in the summer over Central Europe at FL 100?
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96-What intensity and type of aircraft icing is likely to occur at FL 100 in a thunderstorm, with the freezing level at 7000 FT?
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97-An aircraft descends in layered clouds; the freezing level is situated at FL 60. At what levels is the probability for airframe icing the highest?
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98-An aircraft descents in layered clouds; the freezing level is situated at FL 60. At what levels is the probability for airframe icing the highest?
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99-A winter day in northern Europe with a thick layer of stratocumulus clouds and temperature close to zero degrees C at ground level, you can expect:
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100-You are flying FL100 in an airmass which is 15°C colder than ISA, local QNH 983. What would the true altitude be?