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Questions for INDIGO METEOROLOGY(3272-4089)

Answer the following questions

1.

How would you characterise an air temperature of -55°C at the 200 hPa level over western Europe?

 


 

2.

The thickness of the troposphere varies with

3.

During which months is the Hurricane season in the Caribbean?

4.

A layer in which the temperature remains constant with height is

5.

The arrows labelled ""u"" represent the tracks of tropical revolving storms which occur mainly from

6.

Examining the pictures, on which one of the tracks (dashed lines) is this cross-section to be expected?

7.

The dry adiabatic lapse rate has a value of

8.

The wind speed in a system with curved isobars compared to a system with straight isobars is (other conditions being the same)

9.

During the climb after takeoff, the altimeter setting is adjusted at the transition altitude. If the local QNH is 966 hPa, what will happen to the altimeter reading during the resetting procedure?

10.

At approximately what altitude is the subtropical jet stream found over Europe?

11.

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?

12.

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?

13.

What is a SPECI?

14.

The average height of the tropopause at 50°N is about

15.

The isobars drawn on a surface weather chart represent lines of equal pressure

16.

You are flying at 2 500 FT/AGL, with a southerly wind, and intend to land at an airport, at sea level directly below. From approximately which direction would you expect the surface wind (mid-latitude, northern hemisphere)?

17.

Which weather phenomena are typical for the northern side of the Alps with stormy winds from the south (Foehn)?

 


 

18.

The temperature at FL 110 is -5°C. What will the temperature be at FL 50 if the ICAO standard lapse rate is applied ?

19.

A wind speed of 350 kt within a jet stream core should be world-wide regarded as

20.

How do air masses move at a warm front ?

21.

Select the answer which you consider will complete correctly the following statement in relation to the main pressure systems affecting the North Atlantic region between 30°N and 65°N. During winter the predominant mean low pressure system at the surface is usually centred over

22.

Throughout the year to the south of the Azorian high

23.

When the subscale is set to the QNH of an airfield the pressure altimeter indicates

24.

Which of the following describes a warm occlusion?

25.

An inversion is a layer of air which is

26.

What cloud formation is most likely to occur at low levels when a warm air mass overrides a cold air mass?

27.

A 500 hPa pressure level can vary in height. In temperate regions which of the following average heights is applicable ?

28.

The most dangerous low level wind shears are encountered

29.

The sea breeze is a wind from the sea

30.

What type of air movement is associated with the centre line of a trough?

31.

Which of the following statements is an interpretation of the SIGMET ?SIGMET VALID 121420/121820 embd ts obs and fcst in w part of athinai fir / mov e / intst nc =

32.

If Paris reports a wind of 19015KT on the METAR, what wind velocity would you expect to encounter at a height of 2000 feet above the ground ?

33.

At which position could you encounter thunderstorms, and what is the maximum height of the CB clouds?

34.

During which stage of thunderstorm development are rotor winds characterized by roll clouds most likely to occur ?

35.

If you have to fly through a warm front when freezing level is at 10000 feet in the warm air and at 2000 feet in the cold air, at which altitude is the probability of freezing rain the lowest ?

36.

How would you characterise an air temperature of -30°C at the 300 hPa level over western Europe?

37.

A moist but unsaturated parcel of air becomes saturated by

38.

A wide body takes off on a clear night in Dhahran, Saudi Arabia. Shortly after take off the aircraft's rate of climb drops to zero. This can be due to

39.

If the pressure surfaces bulge upwards in all levels then the pressure system is a

40.

What is the temperature deviation in degrees Celsius, from the International Standard Atmosphere overhead Frankfurt ?

41.

An aircraft is approaching under visual flight rules an airfield whose runway is parallel to the coast. When downwind over the sea, the airfield is on the left. What wind effect should be anticipated on final approach and landing during a sunny afternoon ?

42.

On a clear sky, continental ground surface, wind calm, the minimum temperature is reached approximately

43.

When does frontal fog, also known as mixing fog, occur?

44.

A cumulonimbus cloud at moderate latitudes in summer contains

45.

Which of the following weather reports could be, in accordance with the regulations, abbreviated to ""CAVOK""? (MSA above ground : LSZB 10000 FT, LSZH 8000 FT, LSGG 12000 FT, LFSB 6000 FT)

46.

A zone of strong convection currents is encountered during a flight. In spite of moderate gust you decide to continue the flight. What are your precautionary measures?

47.

Which one of the following statements applies to the tropopause?

48.

The environmental lapse rate in an actual atmosphere

49.

Altostratus clouds are classified as

50.

Relative humidity