389 Stratosphere is the ……………………………. layer of the earth's atmosphere.
O second
O first
O third
O fourth
390 Heat energy is transferred by
O All the those processes
O Radiation
O Conduction
O Convection
391 Which of the following are middle clouds?
O Ac, As
O Cb, Ns
O Sc, St
O Ci, Cc
392 FEW in a METAR refers to a cloud coverage of
O 1 to 2 octas
O 2 to 3 octas
O 3 to 4 octas
O 4 to 5 octas
393 SCT in a METAR refers to a cloud coverage of
O 5 to 6 octas
394 .BKN in a METAR refers to a cloud coverage of
O 5 to 7 octas
395 OVC in a METAR refers to a cloud coverage of
O 8 octas
396 Precipitation that starts and stops suddenly is refered as
O Shower
O Drizzle
O Virga
O Sleet
397 .RVR is measured when the visibility is decreased below
O 1500 meters
O 1000 meters
O 1000 feet
O 1500 feet
399 Fog is reported when the visibility is less than
O 2000 meters
O 500 meters
400 .The dominant winds blowing over middle latitudes of both hemispheres are:
O Westerlies
O Easterlies
O Trade Winds
O Monsoons
401 The prerecorded report, broadcast on a dedicated frequency, which includes information regarding current weather and pertinent local airport conditions, is called:
O ATIS
O VOLMET
O TREND
O METAR
402 Which time of a day is most likely for radiation fog to form ?
O A Early in the morning
O B Early in the afternoon
O C Any time
O D At midday
403 Name the cloud. (Fig. 35)
O Ac
O Sc
O Cu
O Cc
404 (Fig.37) Estimate stage of storm that may be encountered?
O Cumulus
O Mature
O Dissipating
O None of them.
405 . Observing the Cu-humilis (Fig. 38) forming cloud streets, estimate the kind of weather?
O Fair weather/conditions unstable.
O Stormy weather/extremely unstable close to us.
O Sunshine /stable conditions.
O Rain showers/stable conditions close to us.
406 Observing the sky (Fig. 39), predict the measure of stability?
O LR > DALR
O LR < DALR
O LR = DALR
407 Altocumulus lenticularis, Fig. 49. Wait for ………………………….?
O turbulent to extreme turbulent conditions in the lee side of the mountain.
O calm weather conditions in the lee side of the mountain.
O rain showers.
O snowfall.
408 (Fig. 46) Valley fog, or ……………………………………….?
O stratus.
O radiation fog.
O stratocumulus.
409 (Fig.47). Describe the stage of the storm seen in the background.
O Dissipating stage.
O Cu-congestus (towering cumulus)
O Cu stage.
O Mature stage.
410 .(Fig.48). Watch and name it.
O Ac lenticularis.
O Cu fair weather.
O Cu lenticularis.
O Sc lenticularis.
411 What does the following illustriation depict? (Fig. 54)
O A warm occlusion.
O A cold occlusion.
O A warm front.
O A cold front.
412 Νame the cloud. (Fig.36)
O Ci
413 Νame the cloud. (Fig.44)
O Cs
414 Νame the cloud. (Fig.45)
O Ns