5842874
Description
Quiz by tsampikos pompou, updated more than 1 year ago
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Created by tsampikos pompou
almost 8 years ago
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Question 1
Question
338 For carburettor icing to occur, the outside air must be:
Answer
-
O moist.
-
O below freezing.
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O cold and moist.
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O dry
Question 2
Question
339 Air that is associated with high pressure is:
Answer
-
O subsiding.
-
O converging.
-
O stagnant.
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O convecting
Question 3
Question
340 When flying towards an area of low pressure at a constant indicated altitude the true altitude is:
Answer
-
O lower than indicated.
-
O the same as indicated.
-
O higher than indicated.
-
O none of those
Question 4
Question
341 A thin, white patch, sheet or layer of cloud without shading, composed of very small elements in the form of grains or ripples joined together or separate and regularly arranged.' To what type of cloud does this statement refer?
Answer
-
O Cirrocumulus.
-
O Stratocumulus.
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O Cumulus.
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O Lenticularis
Question 5
Question
342 Lines on Synoptic and other meteorological charts joining places of equal sea level pressure are called:
Answer
-
O isobars.
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O agonic lines.
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O isogonals.
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O isotherms
Question 6
Question
344 If the 2000 feet wind is 240035 knots, the most likely surface wind is:
Answer
-
O 220/020 knots.
-
O 270/040 knots.
-
O 220/040 knots.
-
O 250/040 knots.
Question 7
Question
345 An aircraft is flying on a VFR cross-country. The altimeter is indicating 2500 feet with the current Regional QNH set on the subscale. It is heading towards an area of low pressure. If the pilot fails to reset the subscale to the new Regional QNH, the aircraft will:
Answer
-
O gradually descend.
-
O gradually climb.
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O maintain the original altitude.
-
O none of those
Question 8
Question
346 . In the International Standard Atmosphere (ISA) the mean sea level tempera¬ture is deemed to be:
Answer
-
O +15°C
-
O +12.25°C.
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O +25°C.
-
O +10.5°C
Question 9
Question
347 The three stages in a thunderstorm's life cycle are:
Answer
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O (stage 1)>cumulus (stage 2)>mature (stage 3)>dissipating
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O (stage 1)>cumulus (stage 2)>dissipating (stage 3)>mature
-
O (stage 1)>mature (stage 2)>cumulus (stage 3)>dissipating
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O (stage 1)>mature (stage 2)>dissipating (stage 3)>cumulus
Question 10
Question
348 Lumpy or heaped cloud belongs to which family?
Answer
-
O Cumuliform.
-
O Stratiform.
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O Cirriform.
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O Lenticularis
Question 11
Question
349 . An inversion means that the temperature ………………………….
as height is gained
Answer
-
O increases
-
O decreases
-
O remains
-
O decreases below freezing
Question 12
Question
350 What does the diagram in Fig. 34 represent
Answer
-
O A col.
-
O A ridge.
-
O A trough.
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O none of those.
Question 13
Question
351 In summer, what type of weather would you expect from the illustration (Fig.34)?
Answer
-
O Warm, hazy with fog.
-
O Low temperatures, drizzle and thunderstorms.
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O High temperatures, showers and thunderstorms.
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O High temperatures, drizzle or rain
Question 14
Question
352 Continuous rain is associated with which cloud type?
Answer
-
O Nimbostratus.
-
O Cumulonimbus.
-
O Stratus.
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O Stratocumulus
Question 15
Question
353 Water vapour changes to ice. This process is called…………………………….. and …………...………….latent heat.
Answer
-
O deposition / releases
-
O condensation / absorbs
-
O sublimation / releases
-
O evaporation/ absorbs
Question 16
Question
354 Which of the following c onditions are the most suitable for the formation ofradiation fog?
Answer
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O (clouds)>cloudless (air state)> moist (winds)> light
-
O (clouds)>cloudless (air state)>moist (winds)>nil
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O (clouds)>cloudy (air state)>dry and cool (winds)>moderate
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O (clouds)>cloudy (air state)>moist (winds)>strong
Question 17
Question
355 Which weather conditions should be expected beneath a low-level temperature inversion layer when the relative humidity is high?
Answer
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O Smooth air, poor visibility, fog, haze, or low clouds.
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O Light wind shear, poor visibility, haze, and light rain.
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O Turbulent air, poor visibility, fog, low stratus type clouds, and shower precipitation
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O Updrafts and cumulus type clouds
Question 18
Question
356 Decode the following METAR for Kavala (LGKV):
301220 LGKV 24015KT 200V280 8000 -RA SCT010 BKN025 OVC080 18/15 Q993 TEMPO 3000 RA BKN008 OVC020=
Answer
-
O Surface wind: mean 240° true, 15 knots; varying between 200° and 280°; minimum visibility 8 km; slight rain; cloud: 3-4 oktas base 1000 feet, 5-7 oktas base 2500 feet, 8 oktas base 8000 feet; temperature +18°C, dewpoint + 15°C; QNH 993 mb; Trend: temporarily, lasting less than hour, or, if recurring, lasting less than half the trend, visibility 3000 metres in rain with 5-7 oktas at base 800 feet, 8 oktas 2000 feet.
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O Surface wind: 240° true, 15 knots; RVR varying between 200 and 280 metres; minimum visibility 8 km; slight rain; cloud: 1-3 oktas base 1000 feet, 4-7 oktas base 2500 feet, 8 oktas base 8000 feet; temperature +18°C, dewpoint +15°C; QNH 993 mb; Trend: temporarily, lasting less than hour, visibility 3000 metres in rain with 5-7 oktas at base 800 feet, 8 oktas 2000 feet.
-
O Surface wind: mean-240° true, 15 knots; varying between 200° and 280°; minimum visibility 8000 metres in rain; cloud: 1-2 oktas base 1000 feet, 5-7 oktas base 2500 feet, 8 oktas base 800 feet; temperature +18°C, dewpoint +15°C; QNH 993 mb; Trend: temporarily, lasting less than hour, or, if recurring, lasting less than half the trend, visibility 3000 metres in rain with 5-7 oktas at base 800 feet, 8 oktas 2000 feet.
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O Surface wind: mean-240° true, 15 knots; varying between 200° and 280°; minimum visibility 8000 metres in rain; cloud: 1-2 oktas base 1000 feet, 3-4 oktas base 2500 feet, 8 oktas base 800 feet; temperature +18°C, dewpoint +15°C; QNH 993 mb; Trend: temporarily, lasting less than hour, or, if recurring, lasting less than half the trend, visibility 3000 metres in rain with 5-7 oktas at base 800 feet, 8 oktas 200 feet.
Question 19
Question
357 A parcel of air is said to be saturated if it has a relative humidity of:
Answer
-
O 100%.
-
O 90%.
-
O 50%.
-
O 80%
Question 20
Question
358 Maximum temperature occurs at approximately what time and why?
Answer
-
O 14-1500 LMT and occurs when the incoming solar radiation is matched by the outgoing terrestrial radiation.
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O 1200 UTC and occurs when solar radiation is at maximum.
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O 1500 LMT and occurs when terrestrial radiation is at maximum.
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O it depends on the longitude
Question 21
Question
359 If you stand with your back to the wind in the northern hemisphere, you assume that the low pressure is:
Answer
-
O on your left.
-
O in front of you.
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O on your right.
-
O behind you
Question 22
Question
360 The Coriolis effect is greater:
Answer
-
O toward the Poles.
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O the Coriolis effect is independent of latitude.
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O at the Equator.
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O in the mid latitudes
Question 23
Question
361 The percentage of oxygen (by volume) in the atmosphere equates to:
Answer
-
O 21%.
-
O 87%.
-
O 78%.
-
O 12%
Question 24
Question
362 Select the correct following statement concerning high level cloud:
Answer
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O (base)>20,000 feet (name)>cirriform (precipitation)>none
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O (base)>20,000 feet (name)>nimbus (precipitation)>continuous rain
-
O (base)>15,000 feet (name)>cumuliform (precipitation)>showers
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O (base)>8000 feet (name)>stratus (precipitation)>drizzle
Question 25
Question
363 If the surface wind is 240015 knots, what is it expected to be at 2000 feet?
Answer
-
O 270/025 knots.
-
O 280/015 knots.
-
O 2200/25 knots.
-
O 2800/10 knots.
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