Exam quiz Meteorology - PPL(H) - Private Pilot License

Question 1

What is the name of the the cold, katabatic wind phenomena blowing from northeast into the Adriatic Sea?

Accepted Answer

Bora

Answer

Scirocco

Answer

Mistral

Answer

Passat

Question 2

What factors may indicate a tendency to fog formation?

Accepted Answer

Low spread, decreasing temperature

Answer

Low spread, increasing temperature

Answer

Low pressure, increasing temperature

Answer

Strong winds, decreasing temperature

Question 3

What is the mean height of the tropopause according to ISA (ICAO Standard Atmosphere)?

Accepted Answer

11000 m

Answer

11000 ft

Answer

36000 m

Answer

18000 ft

Question 4

Which answer contains every state of water found in the atmosphere?

Accepted Answer

Liquid, solid, and gaseous

Answer

Liquid

Answer

Liquid and solid

Answer

Gaseous and liquid

Question 5

Which type of ice forms by large, supercooled droplets hitting the front surfaces of an aircraft?

Accepted Answer

Clear ice

Answer

Rime ice

Answer

Hoar frost

Answer

Mixed ice

Question 6

What change of wind direction can be expected during the passage of a polar front low in Central Europe?

Accepted Answer

Veering wind during passage of the warm front, veering wind during passage of the cold front

Answer

Backing wind during passage of the warm front, veering wind during passage of the cold front

Answer

Veering wind during passage of the warm front, backing wind during passage of the cold front

Answer

Backing wind during passage of the warm front, backing wind during passage of the cold front

Question 7

What cloud type does the picture show? See figure (MET-004). Siehe Anlage 3

Accepted Answer

Cirrus

Answer

Stratus

Answer

Altocumulus

Answer

Cumulus

Question 8

What weather conditions may be expected during conditionally unstable conditions?

Accepted Answer

Towering cumulus, isolated showers of rain or thunderstorms

Answer

Layered clouds up to high levels, prolonged rain or snow

Answer

Sky clear of clouds, sunshine, low winds

Answer

Shallow cumulus clouds with base at medium levels

Question 9

What is the usual direction of movement of a polar front low?

Accepted Answer

Parallel to the the warm-sector isobars

Answer

To the northeast during winter, to the southeast during summer

Answer

To the northwest during winter, to the southwest during summer

Answer

Parallel to the warm front line to the south

Question 10

What condition may prevent the formation of "radiation fog"?

Accepted Answer

Overcast cloud cover

Answer

Low spread

Answer

Calm wind

Answer

Clear night, no clouds

Question 11

What wind conditions can be expected in areas showing large distances between isobars?

Accepted Answer

Variable winds, formation of local wind systems

Answer

Strong prevailing easterly winds with rapid backing

Answer

Formation of local wind systems with strong prevailing westerly winds

Answer

Strong prevailing westerly winds with rapid veering

Question 12

What visual flight conditions can be expected after the passage of a cold front?

Accepted Answer

Good visiblity, formation of cumulus clouds with showers of rain or snow

Answer

Poor visibility, formation of overcast or ground-covering stratus clouds, snow

Answer

Scattered cloud layers, visbility more than 5 km, formation of shallow cumulus clouds

Answer

Medium visibility with lowering cloud bases, onset of prolonged precipitation

Question 13

What pressure pattern can be observed when a cold front is passing?

Accepted Answer

Shortly decreasing, thereafter increasing pressure

Answer

Continually increasing pressure

Answer

Continually decreasing pressure

Answer

Constant pressure pattern

Question 14

The symbol labeled (3) as shown in the picture is a / an... See figure (MET-005) Siehe Anlage 4

Accepted Answer

Occlusion.

Answer

Cold front.

Answer

Front aloft.

Answer

Warm front.

Question 15

The barometric altimeter with QNH setting indicates...

Accepted Answer

Height above MSL.

Answer

True altitude above MSL.

Answer

Height above the pressure level at airfield elevation.

Answer

Height above standard pressure 1013.25 hPa.

Question 16

What weather is likely to be experienced during "Foehn" in the Bavarian area close to the alps?

Accepted Answer

Nimbostratus cloud in the southern alps, rotor clouds at the lee side, warm and dry wind

Answer

Cold, humid downhill wind on the lee side of the alps, flat pressure pattern

Answer

High pressure area overhead Biskaya and low pressure area in Eastern Europe

Answer

Nimbostratus cloud in the northern alps, rotor clouds at the windward side, warm and dry wind

Question 17

What weather conditions can be expected in high pressure areas during winter?

Accepted Answer

Calm winds and widespread areas with high fog

Answer

Changing weather with passing of frontal lines

Answer

Calm weather and cloud dissipation, few high Cu

Answer

Squall lines and thunderstorms

Question 18

What are the air masses that Central Europe is mainly influenced by?

Accepted Answer

Polar cold air and tropical warm air

Answer

Arctic and polar cold air

Answer

Tropical and arctic cold air

Answer

Equatorial and tropical warm air

Question 19

What frontal line divides subtropical air from polar cold air, in particular across Central Europe?

Accepted Answer

Polar front

Answer

Occlusion

Answer

Warm front

Answer

Cold front

Question 20

The movement of air flowing together is called...

Accepted Answer

Convergence.

Answer

Subsidence.

Answer

Divergence.

Answer

Soncordence.

Question 21

The term "tropopause" is defined as...

Accepted Answer

The boundary area between the troposphere and the stratosphere.

Answer

The boundary area between the mesosphere and the stratosphere.

Answer

The height above which the temperature starts to decrease.

Answer

The layer above the troposphere showing an increasing temperature.

Question 22

The formation of medium to large precipitation particles requires...

Accepted Answer

Strong updrafts.

Answer

Strong wind

Answer

A high cloud base.

Answer

An inversion layer.

Question 23

Winds blowing uphill are defined as...

Accepted Answer

Anabatic winds.

Answer

Subsident winds.

Answer

Katabatic winds.

Answer

Convergent winds.

Question 24

What cloud sequence can typically be observed during the passage of a warm front?

Accepted Answer

Cirrus, thickening altostratus and altocumulus clouds, lowering cloud base with rain, nimbostratus

Answer

Squall line with showers of rain and thunderstorms (Cb), gusting wind followed by cumulus clouds with isolated showers of rain

Answer

Wind becoming calm, dissipation of clouds and warming during summer; formation of extended high fog layers during winter

Answer

In coastal areas during daytime wind from the coast and forming of cumulus clouds, dissipation of clouds during evening and night

Question 25

The "spread" is defined as...

Accepted Answer

Difference between actual temperature and dew point.

Answer

Relation of actual to maximum possible humidity of air.

Answer

Difference between dew point and condensation point

Answer

Maximum amount of water vapour that can be contained in air.

Question 26

What information is NOT found on Low-Level Significant Weather Charts (LLSWC)?

Accepted Answer

Radar echos of precipitation

Answer

Information about icing conditions

Answer

Information about turbulence areas

Answer

Front lines and frontal displacements

Question 27

What is meant by "inversion layer"?

Accepted Answer

An atmospheric layer where temperature increases with increasing height

Answer

An atmospheric layer with constant temperature with increasing height

Answer

A boundary area between two other layers within the atmosphere

Answer

An atmospheric layer where temperature decreases with increasing height

Question 28

Which processes result in decreasing air density?

Accepted Answer

Increasing temperature, decreasing pressure

Answer

Increasing temperature, increasing pressure

Answer

Decreasing temperature, decreasing pressure

Answer

Decreasing temperature, increasing pressure

Question 29

The pressure which is measured at a ground station and reduced to mean sea level (MSL) by means of the actual atmospheric conditions is called...

Accepted Answer

QFF.

Answer

QFE.

Answer

QNE

Answer

QNH.

Question 30

The symbol labeled (1) as shown in the picture is a / an... See figure (MET-005) Siehe Anlage 4

Accepted Answer

Cold front.

Answer

Warm front.

Answer

Occlusion.

Answer

Front aloft.

Question 31

Which type of cloud is associated with prolonged rain?

Accepted Answer

Nimbostratus

Answer

Cumulonimbus

Answer

Cirrostratus

Answer

Altocumulus

Question 32

What visual flight conditions can be expected within the warm sector of a polar front low during summer time?

Accepted Answer

Moderate to good visibility, scattered clouds

Answer

Visibilty less than 1000 m, cloud-covered ground

Answer

Moderate visibility, heavy showers and thunderstorms

Answer

Good visibility, some isolated high clouds

Question 33

Which conditions are likely for the formation of advection fog?

Accepted Answer

Warm, humid air moves over a cold surface

Answer

Cold, humid air moves over a warm ocean

Answer

Warm, humid air cools during a cloudy night

Answer

Humidity evaporates from warm, humid ground into cold air

Question 34

Which of the stated surfaces will reduce the wind speed most due to ground friction?

Accepted Answer

Mountainous areas, vegetation cover

Answer

Flat land, deserted land, no vegetation

Answer

Oceanic areas

Answer

Flat land, lots of vegetation cover

Question 35

What weather development will result from convergence at ground level?

Accepted Answer

Ascending air and cloud formation

Answer

Ascending air and cloud dissipation

Answer

Descending air and cloud dissipation

Answer

Descending air and cloud formation

Question 36

At what rate does the temperature change with increasing height according to ISA (ICAO Standard Atmosphere) within the troposphere?

Accepted Answer

Decreases by 2° C / 1000 ft

Answer

Decreases by 2° C / 100 m

Answer

Increases by 2° C / 100 m

Answer

Increases by 2° C / 1000 ft

Question 37

What information can be found in the ATIS, but not in a METAR?

Accepted Answer

Operational information such as runway in use and transition level

Answer

Information about current weather, for example types of precipitation

Answer

Approach information, such as ground visibility and cloud base

Answer

Information about mean wind speeds, maximum speeds in gusts if applicable

Question 38

In a METAR, "(moderate) showers of rain" are designated by the identifier...

Accepted Answer

SHRA.

Answer

TS

Answer

.+RA.

Answer

.+TSRA.

Question 39

The altimeter can be checked on the ground by setting...

Accepted Answer

QNH and comparing the indication with the airfield elevation.

Answer

QNE and checking that the indication shows zero on the ground.

Answer

QFF and comparing the indication with the airfield elevation.

Answer

QFE and comparing the indication with the airfield elevation.

Question 40

The pressure at MSL in ISA conditions is...

Accepted Answer

1013.25 hPa.

Answer

1123 hPa.

Answer

113.25 hPa.

Answer

15 hPa.

Question 41

The saturated adiabatic lapse rate should be assumed with a mean value of:

Accepted Answer

0,6° C / 100 m.

Answer

2° C / 1000 ft.

Answer

1,0° C / 100 m.

Answer

0° C / 100 m.

Question 42

The temperature lapse rate with increasing height within the troposphere according ISA is...

Accepted Answer

0,65° C / 100 m.

Answer

3° C / 100 m.

Answer

0,6° C / 100 m.

Answer

1° C / 100 m.

Question 43

How does air temperatur change in ISA from MSL to approx. 10.000 m height?

Accepted Answer

From +15° to -50°C

Answer

From +30° to -40°C

Answer

From +20° to -40°C

Answer

From -15° to 50°C

Question 44

What phenomenon is caused by cold air downdrafts with precipitation from a fully developed thunderstorm cloud?

Accepted Answer

Gust front

Answer

Anvil-head top of Cb cloud

Answer

Freezing Rain

Answer

Electrical discharge

Question 45

An inversion layer close to the ground can be caused by...

Accepted Answer

Ground cooling during the night.

Answer

Thickening of clouds in medium layers.

Answer

Intensifying and gusting winds.

Answer

Large-scale lifting of air.

Question 46

Which weather chart shows the actual air pressure as in MSL along with pressure centers and fronts?

Accepted Answer

Surface weather chart

Answer

Hypsometric chart

Answer

Prognostic chart

Answer

Wind chart

Question 47

The movement of air flowing apart is called...

Accepted Answer

Divergence.

Answer

Subsidence.

Answer

Concordence.

Answer

Convergence.

Question 48

The height of the tropopause of the International Standard Atmosphere (ISA) is at...

Accepted Answer

36000 ft.

Answer

48000 ft.

Answer

5500 ft.

Answer

11000 ft.

Question 49

The barometric altimeter with QFE setting indicates...

Accepted Answer

Height above the pressure level at airfield elevation.

Answer

Height above standard pressure 1013.25 hPa.

Answer

True altitude above MSL.

Answer

Height above MSL.

Question 50

How can wind speed and wind direction be derived from surface weather charts?

Accepted Answer

By alignment and distance of isobaric lines

Answer

By annotations from the text part of the chart

Answer

By alignment of lines of warm- and cold fronts

Answer

By alignment and distance of hypsometric lines

Question 51

The barometric altimeter indicates height above...

Accepted Answer

A selected reference pressure level.

Answer

Mean sea level.

Answer

Standard pressure 1013.25 hPa.

Answer

Ground.

Question 52

What chart shows areas of precipitation?

Accepted Answer

Radar picture

Answer

Satellite picture

Answer

GAFOR

Answer

Wind chart

Question 53

What situation is called "over-development" in a weather report?

Accepted Answer

Vertical development of Cumulus clouds to rain showers

Answer

Development of a thermal low to a storm depression

Answer

Widespreading of Cumulus clouds below an inversion layer

Answer

Change from blue thermals to cloudy thermals during the afternoon

Question 54

Weather phenomena are most common to be found in which atmospheric layer?

Accepted Answer

Troposphere

Answer

Tropopause

Answer

Stratosphere

Answer

Thermosphere

Question 55

SIGMET warnings are issued for...

Accepted Answer

FIRs / UIRs.

Answer

Specific routings.

Answer

Countries.

Answer

Airports.

Question 56

What weather phenomena have to be expected around an upper-level trough?

Accepted Answer

Development of showers and thunderstorms (Cb)

Answer

Calm wind, forming of shallow cumulus clouds

Answer

Formation of high stratus clouds, ground-covering cloud bases

Answer

Calm weather, formation of lifted fog layers

Question 57

Mountain side updrafts can be intensified by ...

Accepted Answer

Solar irradiation on the windward side

Answer

By warming of upper atmospheric layers

Answer

Thermal radiation of the windward side during the night

Answer

Solar irradiation on the lee side

Question 58

The dry adiabatic lapse rate has a value of...

Accepted Answer

1,0° C / 100 m.

Answer

0,6° C / 100 m.

Answer

2° / 1000 ft.

Answer

0,65° C / 100 m.

Question 59

How is an air mass described when moving to Central Europe via the Russian continent during winter?

Accepted Answer

Continental polar air

Answer

Maritime polar air

Answer

Continental tropical air

Answer

Maritime tropical air

Question 60

Which process may result in an inversion layer at about 5000 ft (1500 m) height?

Accepted Answer

Widespread descending air within a high pressure area

Answer

Intensive sunlight insolation during a warm summer day

Answer

Ground cooling by radiation during the night

Answer

Advection of cool air in the upper troposphere

Question 61

Cold air inflow in high tropospheric layers may result in...

Accepted Answer

Showers and thunderstorms.

Answer

Stabilisation and calm weather.

Answer

Frontal weather.

Answer

Calm weather and cloud dissipation.

Question 62

What situation may result in the occurrence of severe wind shear?

Accepted Answer

When a shower is visible close to the airfield

Answer

Flying ahead of a warm front with visible Ci clouds

Answer

Cross-country flying below Cu clouds with about 4 octas coverage

Answer

During final approach, 30 min after a heavy shower has passed the airfield

Question 63

Information about pressure patterns and frontal situation can be found in which chart?

Accepted Answer

Surface weather chart.

Answer

Wind chart.

Answer

Significant Weather Chart (SWC).

Answer

Hypsometric chart.

Question 64

What danger arises for a helicopter during flight through a ground inversion in winter?

Accepted Answer

Ice formation below the inversion

Answer

Cloud formation above the inversion

Answer

Baffling wind conditions

Answer

Electrostatic charges

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