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1-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 ?

050 1566 Wind

It decreases and then increases. It stays the same. It increases. It decreases.

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2-An aircraft is flying through the polar front jet stream from south to north, beneath the core. How would the OAT change, in the northern hemisphere, during this portion of the flight?

050 1561 Wind

It remains constant. It first increases, then decreases. It decreases. It increases.

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3-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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4-When a mass of unsaturated air descends, what effect will it have on relative humidity?

050 1208 Thermodynamics

It remains constant. It decreases. It increases up to 100%, then remains stable. It increases.

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5-Whilst flying at FL 180 on the northern hemisphere an aircraft experiences right drift. What effect, if any, will this have on the aircraft's true altitude ?

050 1236 Wind

It remains constant. Without knowing the pressure change this question cannot be answered. It decreases It increases.

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6-An aircraft is flying at FL 180 in the northern hemisphere with a crosswind from the left. Which of the following is correct concerning its true altitude ?

050 4163 Wind Uncategorized

It decreases It remains constant Without knowing temperatures at FL 180 this question can not be answered. It increases

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7-During a descent from 2000 FT above the surface to the surface (no frontal passage, northern hemisphere), the wind normally

050 4061 Wind

veers and decreases veers and increases backs and increases backs and decreases

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8-During the adiabatic processes, temperature ...

050 1

Doesn’t change always decreases increases or decreases always increases

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9-In the lower layers of the atmosphere due to friction the wind changes direction towards the low pressure area because:

050 1099 Wind

turbulence is formed and pressure increases the pressure gradient increases turbulence is formed and pressure decreases wind speed decreases and therefore coriolis force decreases

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

050 1783 The Atmosphere

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

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

050 1206 Thermodynamics

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

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12-How does the height of the tropopause normally vary with latitude in the northern hemisphere ?

050 127 The Atmosphere

It increases from south to north. It remains constant throughout the year. It decreases from south to north. It remains constant from north to south.

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

050 1

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

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14-You depart from an airport with 5 knots of headwind. While passing 500 ft, the wind suddenly changes to 30 knots of tailwind. What would you most likely expect?

050 1

Climb rate decreases. Indicated Air Speed increases. Nothing would change. Climb rate increases.

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15-A parcel of rising air stays unsaturated. Which of the following statements is correct?

050 1583 Thermodynamics

Relative humidity decreases, mixing ratio remains unchanged Relative humidity increases, temperature decreases Relative humidity and mixing ratio remain unchanged Mixing ratio increases, temperature decreases

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16-Which statement is true concerning the tropopause from the equator to the poles?

050 1

The tropopause increases, the tropopause temperature increases The tropopause increases, the tropopause temperature decreases The tropopause decreases, the tropopause temperature increases The tropopause decreases, the tropopause temperature decreases

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17-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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18-The Variation of Air Density with Altitude:

050 1

as altitude increases, air density stays constant altitude does not effect. as altitude increases, air density decreases as altitude increases, air density increases

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19-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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20-A parcel of unsaturated air is forced to rise through an isothermal layer. So long as it remains unsaturated, the temperature of the parcel

050 10847 Air Masses and Fronts

decreases 0.65°C per 100 m remains constant becomes equal to the temperature of the isothermal layer decreases 1°C per 100 m

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21-When is the RVR reported at most airports?

050 238 Meteorological Information

When the visibility decreases below 1500 m. When the RVR decreases below 2000 m. When the RVR decreases below 2500 m. When the visibility decreases below 2000 m.

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22-In which conditions is fog reported?

050 1

When visibility decreases below 500 m When visibility decreases below 1000 m When visibility decreases below 5000 m When visibility decreases below 1500 m

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23-When is the RVR reported regarding ICAO standards?

050 1

When the RVR decreases below 800 m. When the meteorological visibility decreases below 800 m. When the meteorological visibility decreases below 1500 m. When the RVR decreases below 2000 m.

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

050 10883 Air Masses and Fronts

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

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25-How does relative humidity and the dewpoint in an unsaturated air mass change with varying temperature?

050 1207 Thermodynamics

When temperature decreases, the relative humidity and the dewpoint remain constant. When temperature increases, the relative humidity decreases, and the dewpoint remains constant. When temperature increases, the relative humidity increases, and the dewpoint decreases. When temperature decreases, the relative humidity decreases, and the dewpoint increases.

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26-In summer, Antalya is generally very hot during both day and night. What might be the reason for this?

050 1

Dry air absorbs heat, thus diurnal variation decreases and it stays hot during night also. Land breeze is blowing during night. Sea breeze is blowing from the sea during night. Water vapour absorbs heat, thus diurnal variation decreases and it stays hot during night also.

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27-Which of the following is correct regarding the wind speed in a jet stream in the northern hemisphere?

050 15081 Wind

With colder air ahead when looking downwind, the wind speed increases with height, while with the colder air behind the wind speed decreases with height. With colder air to the left when looking upwind, the wind speed increases with height, while with the colder air to the right the wind speed decreases with height. With colder air behind when looking downwind, the windspeed increases with height, while with the colder air ahead the windspeed decreases with height. With colder air to the left when looking downwind, the wind speed increases with height, while with the colder air to the right the wind speed decreases with height.

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1-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 ?

2-An aircraft is flying through the polar front jet stream from south to north, beneath the core. How would the OAT change, in the northern hemisphere, during this portion of the flight?

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

4-When a mass of unsaturated air descends, what effect will it have on relative humidity?

5-Whilst flying at FL 180 on the northern hemisphere an aircraft experiences right drift. What effect, if any, will this have on the aircraft's true altitude ?

6-An aircraft is flying at FL 180 in the northern hemisphere with a crosswind from the left. Which of the following is correct concerning its true altitude ?

7-During a descent from 2000 FT above the surface to the surface (no frontal passage, northern hemisphere), the wind normally

8-During the adiabatic processes, temperature ...

9-In the lower layers of the atmosphere due to friction the wind changes direction towards the low pressure area because:

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

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

12-How does the height of the tropopause normally vary with latitude in the northern hemisphere ?

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

14-You depart from an airport with 5 knots of headwind. While passing 500 ft, the wind suddenly changes to 30 knots of tailwind. What would you most likely expect?

15-A parcel of rising air stays unsaturated. Which of the following statements is correct?

16-Which statement is true concerning the tropopause from the equator to the poles?

17-The pressure of the atmosphere:

18-The Variation of Air Density with Altitude:

19-The pressure change with height of the atmosphere:

20-A parcel of unsaturated air is forced to rise through an isothermal layer. So long as it remains unsaturated, the temperature of the parcel

21-When is the RVR reported at most airports?

22-In which conditions is fog reported?

23-When is the RVR reported regarding ICAO standards?

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

25-How does relative humidity and the dewpoint in an unsaturated air mass change with varying temperature?

26-In summer, Antalya is generally very hot during both day and night. What might be the reason for this?

27-Which of the following is correct regarding the wind speed in a jet stream in the northern hemisphere?