Meteorology - BPL Gas Balloon Pilot Licence

Question 1

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

Accepted Answer

Surface weather chart

Answer

Wind chart

Answer

Hypsometric chart

Answer

Prognostic chart

Question 2

What conditions are mandatory for the formation of thermal thunderstorms?

Accepted Answer

Conditionally unstable atmosphere, high temperature and high humidity

Answer

Absolutely stable atmosphere, high temperature and high humidity

Answer

Absolutely stable atmosphere, high temperature and low humidity

Answer

Conditionally unstable atmosphere, low temperature and low humidity

Question 3

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

Accepted Answer

Variable winds, formation of local wind systems

Answer

Formation of local wind systems with strong prevailing westerly winds

Answer

Strong prevailing westerly winds with rapid veering

Answer

Strong prevailing easterly winds with rapid backing

Question 4

What chart shows areas of precipitation?

Accepted Answer

Radar picture

Answer

GAFOR

Answer

Wind chart

Answer

Satellite picture

Question 5

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

Accepted Answer

When a shower is visible close to the airfield

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

Answer

Flying ahead of a warm front with visible Ci clouds

Question 6

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

Accepted Answer

Troposphere

Answer

Thermosphere

Answer

Tropopause

Answer

Stratosphere

Question 7

What process results in the formation of "orographic fog" ("hill fog")?

Accepted Answer

Warm, moist air is moved across a hill or a mountain range

Answer

Prolonged radiation during nights clear of clouds

Answer

Evaporation from warm, moist ground area into very cold air

Answer

Cold, moist air mixes with warm, moist air

Question 8

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

Accepted Answer

Calm winds and widespread areas with high fog

Answer

Squall lines and thunderstorms

Answer

Changing weather with passing of frontal lines

Answer

Calm weather and cloud dissipation, few high Cu

Question 9

Under which conditions "back side weather" ("Rückseitenwetter") can be expected?

Accepted Answer

After passing of a cold front

Answer

During Foehn at the lee side

Answer

Before passing of an occlusion

Answer

After passing of a warm front

Question 10

The movement of air flowing apart is called...

Accepted Answer

Divergence

Answer

Concordance

Answer

Convergence

Answer

Subsidence

Exam questions Meteorology - BPL Gas Balloon Pilot Licence

BPL Gas Balloon Pilot Licence: Meteorology 10 Questions no time limit

Exam questions Meteorology - BPL Gas Balloon Pilot Licence

BPL Gas Balloon Pilot Licence: Meteorology 10 Questions no time limit

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