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15 METEO. EXAM. PREP.

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15 METEO. EXAM. PREP.

Question 1 of 25

1

364 The point at which a parcel of air becomes saturated is known as the:

Select one of the following:

  • O dew point

  • O condensation temperature

  • O saturation temperature

  • O latent temperature

Explanation

Question 2 of 25

1

365 In the cumulus building stage of a thunderstorm, there are:

Select one of the following:

  • O updrafts mainly.

  • O downdrafts only.

  • O updrafts and downdrafts equally distributed.

  • O none of those.

Explanation

Question 3 of 25

1

366 You depart from MIKONOS(LGMK), situated 400 feet above mean sea level (AMSL)), with a QNH of 988 hpa set on the altimeter subscale. The flight is conducted towards an area of high pressure, and you inadvertently fail to reset the setting on the subscale. What will the altimeter read when the aircraft lands at KASTELI-MIL(LGTL), which has the elevation of approx.1200 feet AMSL, if the QNH there is 1015 hpa?

Select one of the following:

  • O 390 feet.

  • O 810 feet. .

  • O 2100 feet.

  • O 2010 feet

Explanation

Question 4 of 25

1

367 The environmental lapse rate is observed to be 2.5°C/1000 feet. Which of the
following statements is correct?

Select one of the following:

  • O A dry parcel of air would be stable, if it was forced to rise.

  • O A dry parcel of air would be unstable, if it was forced to rise.

  • O A saturated parcel of air would be stable, if it was forced to rise.

  • O none of those.

Explanation

Question 5 of 25

1

368 Moist air is:

Select one of the following:

  • O less dense than dry air.

  • O warmer than dry air.

  • O denser than dry air.

  • O colder than dry air

Explanation

Question 6 of 25

1

369 A V-shaped extension of a low pressure area is known as a:

Select one of the following:

  • O trough.

  • O col.

  • O ridge.

  • O anticyclone

Explanation

Question 7 of 25

1

370 Air associated with high pressure is:

Select one of the following:

  • O subsiding.

  • O ascending.

  • O stagnant.

  • O cold

Explanation

Question 8 of 25

1

371 Which of the following never appear in a TAF?

Select one of the following:

  • O QNH and temperature.

  • O Visibility

  • O QNH.

  • O Temperature

Explanation

Question 9 of 25

1

372 A warm occlusion forms when

Select one of the following:

  • O cold air is forcing warm air to rise over colder air,

  • O colder air is forcing warm air to rise over warm air.

  • O warm air is forcing warm air to rise over colder air.

  • O none of those.

Explanation

Question 10 of 25

1

373 A sea breeze blows:

Select one of the following:

  • O from the sea by day.

  • O from the sea by night.

  • O from the land by day.

  • O from the land by night

Explanation

Question 11 of 25

1

374 Cloud bases in TAFs and METARs are given in heights:

Select one of the following:

  • O above official aerodrome level.

  • O above the 1013.25 hpa level.

  • O above mean sea level (AMSL).

  • O none of those

Explanation

Question 12 of 25

1

375 As a warm front approaches, the cloud base:

Select one of the following:

  • O lowers.

  • O rises.

  • O remains constant.

  • O depents on the temperature

Explanation

Question 13 of 25

1

376 If radiation fog forms on a clear night with light winds, an increase in wind strength from 5 knots to 10 knots:

Select one of the following:

  • O may cause the fog to lift and become low stratus.

  • O will change radiation fog to advection fog.

  • O will have no effect.

  • O will dissipate fog

Explanation

Question 14 of 25

1

377 When water changes to ice:

Select one of the following:

  • O latent heat is released.

  • O latent heat is absorbed.

  • O specific heat is absorbed.

  • O Specific heat is released

Explanation

Question 15 of 25

1

378 What are the conditions generally associated with anticyclones?

Select one of the following:

  • O Moderate or poor visibility and no convective cloud of any extent.

  • O Fair weather cumulus and light winds.

  • O Stratus and drizzle and advection fog.

  • O Convective clouds and light rain

Explanation

Question 16 of 25

1

379 If the pressure gradient force is balanced by the Coriolis force, so that the wind blows parallel to the isobars, then this wind is known as the:

Select one of the following:

  • O geostrophic wind.

  • O gradient wind.

  • O geoisobaric wind.

  • O katabatic wind

Explanation

Question 17 of 25

1

380 If the pilot of a light aircraft sees a thunderstorm 10 nm ahead and assesses it to be in the mature stage, he/she:

Select one of the following:

  • O should alter heading and navigate around the storm.

  • O has enough visibility and terrain clearance to fly beneath the storm.

  • O still has enough time to climb above the storm.

  • O should land immediately

Explanation

Question 18 of 25

1

381 What type of pressure pattern can be described as an area in which along it is
axis the pressure is higher than on either side?

Select one of the following:

  • O A ridge.

  • O A trough.

  • O A col.

  • O none of those

Explanation

Question 19 of 25

1

382 Of the following potential surfaces, which has the highest specific heat capacity?

Select one of the following:

  • O Water.

  • O Desert.

  • O Forest.

  • O Plowed Field

Explanation

Question 20 of 25

1

383 What force prevents air travelling directly from high to low pressure areas?

Select one of the following:

  • O The Coriolis force.

  • O Surface friction.

  • O The pressure gradient force.

  • O Centrifugal force

Explanation

Question 21 of 25

1

384 Which of the following cloud sequences most appropriately represents the approach of a warm front?

Select one of the following:

  • O Cirrus, cirrostratus, altostratus, nimbostratus, stratus.

  • O Cirrocumulus, altocumulus, nimbostratus, stratus.

  • O Altostratus, cirrus, cirrostratus, stratus, nimbostratus.

  • O Altocumulus, nimbostratus, stratocumulus

Explanation

Question 22 of 25

1

385 What is the general circulation pattern of air in the northern hemisphere of an anticyclone?

Select one of the following:

  • O Outward, downward and clockwise.

  • O Inward, downward and anticlockwise.

  • O Outward, upward and anticlockwise.

  • O Inward, upward and anticlockwise

Explanation

Question 23 of 25

1

386 What determines the structure or cloud types which will form as a result of air that is forced to ascend?

Select one of the following:

  • O The stability of the air before lifting occurs.

  • O The method by which the air is lifted.

  • O The relative humidity of the air after lifting occurs.

  • O The temperature of the air

Explanation

Question 24 of 25

1

387 Which is true regarding high- or low-pressure systems?

Select one of the following:

  • O A low-pressure area or trough is an area of rising air.

  • O A high-pressure area or ridge is an area of rising air.

  • O Both high- and low-pressure areas are characterized by descending air.

  • O A high-pressure area or ridge is an area of cold air

Explanation

Question 25 of 25

1

388 The Lapse Rate in the ISA troposphere is:

Select one of the following:

  • O 6.5°C/ 1000 meters

  • O 2°C/1000 meters

  • O 5.6°C/1000 feet

  • O 6.5°C/1000 feet

Explanation

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