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3 METEO. EXAM. PREP.

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3 METEO. EXAM. PREP.

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Questão 1 de 25

1

58 Favourable conditions for a Cb cloud to develop are:

Selecione uma das seguintes:

O a deep layer of very unstable moist next to the surface
O a shallow layer of very unstable moist air next to the surface
O a deep layer of very stable moist air next to the surface
O stable air up to 30000ft and very unstable above it

Explicação

Questão 2 de 25

1

59 Relatively warmer dry air flows over a water body and absorbs water vapour. Then it becomes:

Selecione uma das seguintes:

O less dense and rises
O more dense and more stable
O warmer and more stable
O saturated and its centre of mass descends

Explicação

Questão 3 de 25

1

60 A cold, moist and unstable air mass arriving over north-west Europe could be:

Selecione uma das seguintes:

O Polar maritime
O Tropical maritime
O Arctic continental
O Returning Tropical continental

Explicação

Questão 4 de 25

1

61 Precipitation produced by St cloud is normally:

Selecione uma das seguintes:

O Drizzle
O Shower of rain
O Shower of snow, given that above 10000 ft the ambient air temperature is
negative
O Heavy rain

Explicação

Questão 5 de 25

1

62 In a col:

Selecione uma das seguintes:

O there are no standard weather phenomena
O strong surface winds are always expected
O heavy TS is the typical weather
O nothing of the aforementioned is true

Explicação

Questão 6 de 25

1

63 An a/c is flying at constant indicated altitude, experiencing a permanent drift to the right. Given that the altimeter sub-scale has not been updated, the pilot expects:

Selecione uma das seguintes:

O to fly at a progressively lower altitude than the indicated one
O to fly into radiation fog at the same altitude as the indicated altitude
O to fly at the same altitude as the indicated altitude
O to fly at a progressively higher altitude than the indicated one

Explicação

Questão 7 de 25

1

64 Orographic lifting, when applied on an unstable air mass, normally will produce:

Selecione uma das seguintes:

O cumuliform clouds
O stratiform clouds, mainly St
O lenticular clouds
O Cc clouds

Explicação

Questão 8 de 25

1

65 Favourable conditions for the formation of advection fog are usually:

Selecione uma das seguintes:

O a warm moist air mass cooled to below its dewpoint flowing over a much colder surface by light to moderate winds
O a cold moist air mass flowing across a much warmer surface by light to moderate winds
O moist air mass in contact with the ground, in light wind conditions on a cloudless night
O moist air mass in contact with the ground, in at least moderate wind conditions and intense sunshine

Explicação

Questão 9 de 25

1

66 Within a warm sector of a depression we would normally expect:

Selecione uma das seguintes:

O Poor visibility both above and below extensive stratiform clouds
O Good visibility above and below extensive stratiform clouds
O Good visibility below BKN heap clouds
O Poor visibility above Ns cloud but moderate to good visibility below

Explicação

Questão 10 de 25

1

67 Carburettor icing is possible, under certain conditions, in ambient air temperature as high as:

Selecione uma das seguintes:

O +30 °C
O +5 °C
O +10 °C
O +20 °C

Explicação

Questão 11 de 25

1

68 Etesian is:

Selecione uma das seguintes:

O the name of winds of generally north direction over the Aegean from May to
early October
O a strong cold N or NW wind which blows into the Gulf of Lions in the NW
Mediterranean
O a local wind over the eastern shores of Adriatic
O a hot wind blowing northwards from Africa to the Mediterranean

Explicação

Questão 12 de 25

1

69 The term CAVOK in a TAF or METAR implies:

Selecione uma das seguintes:

O visibility >=10km and no cloud below 5000ft, given that the minimum sector altitude is not a determining factor
O visibility >=10km and less than SCT clouds below 5000ft
O visibility >=10nm and no cloud below 5000ft, given that the minimum sector altitude is not a determining factor
O visibility >=10nm and clear sky

Explicação

Questão 13 de 25

1

70 A VOLMET is defined as:

Selecione uma das seguintes:

O a continuous radio broadcast of selected aerodromes' actual weather observations and forecasts
O a radio transmission of a requested aerodrome actual weather observation and forecast
O a continuous telephone message of selected aerodrome TAFs
O a radio broadcast of selected aerodromes' forecasts

Explicação

Questão 14 de 25

1

71 The weather group +SHSNRA in a TAF implies:

Selecione uma das seguintes:

O heavy showers of snow and rain
O slight showers of snow and rain
O slight showers of snow becoming rain close to the surface
O heavy showers of snow becoming rain close to the surface

Explicação

Questão 15 de 25

1

72 The following is true for a quasi-stationary front:

Selecione uma das seguintes:

O all the other answers are true
O it is almost stationary
O sometimes it is actually stationary
O its position appears almost unchanged in successive synoptic charts

Explicação

Questão 16 de 25

1

73 Usually the speed of a warm front is:

Selecione uma das seguintes:

O 2/3 of that of a cold front
O 1/4 of that of a cold front
O 1/3 of that of a cold front
O 1/5 of that of a cold front

Explicação

Questão 17 de 25

1

74 The symbol below appearing on a Significant Weather Chart means:

Selecione uma das seguintes:

O thunderstorms
O moderate icing
O moderate turbulence
O fog patches

Explicação

Questão 18 de 25

1

75 The correct decoding of the section «BECMG FM 1200 + RASH» in a METAR would be:

Selecione uma das seguintes:

O becoming from 1200 UTC heavy rain showers
O from 1200 UTC heavy rain will commence
O from 1200 UTC the prevailing rain, gradually will become sleet
O visibility due to rain and snow will be reduced to 1200 m (fm value)

Explicação

Questão 19 de 25

1

76 The symbol below appearing on a Significant Weather Chart means:

Selecione uma das seguintes:

O moderate icing
O moderate turbulence
O thunderstorms
O fog patches

Explicação

Questão 20 de 25

1

77 The several coloured rings around the sun or moon, known as a Halo, suggest the presence of :

Selecione uma das seguintes:

O High clouds
O Low clouds
O Medium clouds
O Heap clouds

Explicação

Questão 21 de 25

1

78 A low level inversion has caused a mist layer, which reduces severely the forward visibility to see the surface. Given that the a/c is flying approximately at 2000ft, what do you suggest the pilot to do, to improve his view of the ground ahead of the a/c:

Selecione uma das seguintes:

O fly higher
O fly lower
O fly pitching down
O fly exactly at the top of the mist layer

Explicação

Questão 22 de 25

1

79 The term TEMPO in a TAF is interpreted as:

Selecione uma das seguintes:

O temporary fluctuations that will last for less than an hour and in aggregate less than
half of the period indicated
O temporary fluctuations lasting less than an hour and in aggregate more than half of
the period indicated
O temporarily the phenomena described in the sequel will become more intense
O a temporary variation to the main forecast lasting for less than half of the forecast
period

Explicação

Questão 23 de 25

1

80 At 4000ft AMSL the temperature is +2°C. Compared with the International Standard Atmosphere (ISA) temperature at the same position, it is:

Selecione uma das seguintes:

O ISA-5
O ISA+5
O ISA+8
O ISA-8

Explicação

Questão 24 de 25

1

81 In a barometric Low, when warmer air replaces cold air at the surface we have a:

Selecione uma das seguintes:

O warm front, whose slope is normally 1:150
O cold front, whose slope is normally 1:150
O cold front, whose slope is normally 1:50
O warm front, whose slope is normally 1:50

Explicação

Questão 25 de 25

1

82 During the dissipating stage of a thunderstorm cloud the downdrafts become:

Selecione uma das seguintes:

O most prevalent
O weaker
O less in number
O vanishing

Explicação

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