Frage 1
Frage
1- Density at the surface will be low when
Antworten
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Pressure is high and temperature is high
-
Pressure is high and temperature is low
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Pressure is low and temperature is low
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Pressure is low and temperature is high
Frage 2
Frage
2- An aircraft at Alcantarilla airfield (elevation 270ft) has the airfield QNH 1012mb correctly set. The altimeter setting is not changed. Later on landing at Albacete airfield (elevation 450ft) the aircraft altimeter reads 531ft. What is the correct QNH at Albacete? (Assume 27ft=1mb)
Antworten
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1014.7mb
-
1009.3mb
-
1015mb
-
1009mb
Frage 3
Frage
3- A katabatic wind can result in:
Frage 4
Frage
4- Which of the following is true of a land breeze?
Frage 5
Frage
5- If temperature remains constant with an increase in altitude there is:
Antworten
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an inversion
-
an inversion aloft
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uniform lapse rate
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an isothermal layer
Frage 6
Frage
6- The tropopause is:
Antworten
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the line where the temperature no longer decreases with increase of height
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the layer between the tropopause and the stratosphere
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the layer beyond which only cirrus clouds occurs
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the line in dicating clear air turbulence
Frage 7
Frage
7- Continuous type precipitation is expected from layer clouds because:
Antworten
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the vertical extent of the cloud is small
-
the upcurrents are not very strong
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the air is stable
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the cloud is large in horizontal extent
Frage 8
Frage
8- The turbulence associated with cumulus cloud is:
Antworten
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slight to nil
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nil
-
moderate
-
moderate possibly severe
Frage 9
Frage
9- The barometric Pressure at the airfield datum point is known as:
Antworten
-
QNE
-
QNH
-
QFE
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Standard Pressure
Frage 10
Frage
10-Generally as altitude increases:
Antworten
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temperature decreases and density increases
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temperature, pressure and density decreases
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temperature and pressure increase and density decreases
-
temperature decreases and pressure density increases
Frage 11
Frage
11- The surface of the earth is heated by
Frage 12
Frage
12. The main Ozone layer is to be found in the:
Antworten
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thermosphere
-
troposphere
-
mesosphere
-
stratosphere
Frage 13
Frage
13.- The method by which energy is transferred from one body to another by contact is called
Antworten
-
radiation
-
convection
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conduction
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latent heat
Frage 14
Frage
14.- The geostrophic wind blows:
Antworten
-
parallel to curved isobars
-
when pressure values are changing rapidly
-
in a tropical revolving storm
-
when geostrophic force and pressure gradient force are equal
Frage 15
Frage
15.- In a saturated atmosphere air which is forced to rise will:
Antworten
-
tend to regain its former position if the ELR is less than the
SALR
-
classified as stable air when the ELR is greater than the SALR
-
tend to regain its former position if the ELR is greater than the
SALR
-
carry a rising if the ELR is less than the SALR
Frage 16
Frage
16.- Areas of sinking air are generally cloudless because as air sinks it
Antworten
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loses water vapour
-
is heated by compression
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reaches warmer layers
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is heated by expansion
Frage 17
Frage
17.- An adiabatic process is defined as:
Antworten
-
the cooling of the atmosphere at 3oC/1000ft
-
a change of temperature brought about by a change of pressure
acting on an insulated parcel of air
-
a change of temperature brought about by air being forced to rise
-
an increase of temperature in an insulated parcel of air which the
pressure has been decreased
Frage 18
Frage
18.- For the formation of mountain waves, the wind above the level of the ridge should:
Antworten
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decrease or even reverse direction
-
increase initially then decrease
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increase with little change of direction
-
increase and then reverse in direction
Frage 19
Frage
19.- The process of change of state from a gas to a liquid is:
Antworten
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evaporation in which latent heat is absorbed
-
evaporation in which latent heat is released
-
condensation in which latent heat is absorbed
-
condensation in which latent heat is released
Frage 20
Frage
20.- The significance of lenticular cloud is:
Antworten
-
there are mountain waves present but they may not give severe turbulence
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a Föhn wind can be expected with no turbulence
-
there may be mountain waves present and there will be severe
turbulence
-
a katabatic wind is present which may lead to fog in the valleys
Frage 21
Frage
21.- The geostrophic wind blows:
Antworten
-
parallel to curved isobars
-
when pressure values are changing rapidly
-
in a tropical revolving storm
-
when geostrophic force and pressure gradient force are
equal
Frage 22
Frage
22.- The wet bulb temperature:
Antworten
-
is measured using a hydrometer
-
is the minimum temperature to which a thermometer bulb can be cooled by the evaporation of water
-
measures the dew point of the air
-
is the minimum temperature reached by the surface of the earth as measured by a thermometer placed 1.5 meters above the ground
Frage 23
Frage
23.- Which of the following statements is true concerning advection fog?
Antworten
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it forms when unstable air is cooled adiabatically
-
it forms slowly and disappears rapidly
-
it can be formed suddenly by day or night
-
it forms at night or the early morning
Frage 24
Frage
24.- What does this mean on a weather chart
Antworten
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Severe icing between levels 280 and 360
-
Light turbulence from ground to a level between levels 280 and 360
-
Moderate turbulence between levels 280 and 360
-
Mountain waves between levels 280 and 360
Frage 25
Frage
25.- The term PROB as used in a TAF message indicates the probability, in percentage, of phenomena described during a specific period.
The numerical values immediately following the term PROB, are:
Antworten
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35 or 50
-
30 or 40
-
30 or 50
-
40 or 50
Frage 26
Frage
26.- What does this mean in a weather chart
Antworten
-
moderate icing and severe turbulence between levels 140 and 180
-
severe icing and turbulence between levels 140 and 180
-
moderate icing and light turbulence between levels 140 and 180
-
severe icing and moderate turbulence between levels 140 and 180
Frage 27
Frage
27.- Refer to the following TAF extract:
TAF AMD LEBZ 180714Z 1806/1906 01004KT 9999 SCT030 TX23/1815Z TN16/1806Z TEMPO 1807/1824 4000 SHRA SCT030TCU PROB40 1809/1824 1500 TSRA SCT030CB=
Which clouds are forecasted for 2100 UTC?
Antworten
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SCT030 and SCT030TCU
-
SCT030, SCT030TCU ,SCT030CB
-
SCT030 or SCT030TCU and may be SCT030CB
-
SCT030 and may be SCT030TCU, SCT030CB