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CPL Test Series
Question Bank
Questions for MET REGULAR SEP 2023
Answer the following questions
Test Mode
Training Mode
1. Which of the following conditions is most likely to lead to the formation of advection fog ?
Moist warm air moving over a cold surface
Moist cold air moving over a warm surface
Dry warm air moving over a cold surface
Dry cold air moving over a warm surface
2. For mountain waves to form the wind speed for small mountains should be atleast
7 m/s
15 m/s
10 m/s
3. Flying at right angles to a jet stream with falling pressure you will experience
Wind from left
Increasing tail wind
Wind from right
Increasing head wind
4. Lines of constant wind speed drawn on weather charts are called
Isotachs
Isogons
Isobars
5. At the top of orographic waves, in mountainous regions, the cloud most likely to be encountered is
cumulus mediocris
cirrus
cirrostratus
altocumulus lenticularis.
6. Rise in temperature with height is
Inversion
Lapse
Normal
7. An aircraft flying in Summer season from Delhi to Kolkata at 10 km will experience
Westerly
Southerly
Easterly
Northerly
8. Rainfall in the tropics is more in the
Morning
Afternoon
Night
9. Flying from Low to High an altimeter would read
constant
Over
Under
10. A part of the sinking air over the subtropical high flows towards the equator, turning west (in the northern hemisphere) due to the Coriolis force. This surface air is called
Doldrums
Trade winds
Roaring forties
11. Norwesters normally occur during
Nights
Mornings
Afternoons
12. Trade winds are most prominent or strongest
Upper troposphere over sea
Lower troposphere over ocean
Lower troposphere over land
Upper troposphere over land
13. The occurrence of large deserts near 30N and 30S are due to large scale
subsidence
convection
advection
14. Which constant pressure altitude chart is standard for a 18289 FT pressure level (FL 180) ?
700 hPa
200 hPa
500 hPa
300 hPa
15. The hailstones occur from
warm clouds only
cold clouds only
both warm and cold clouds
NS clouds
16. Average life of a tropical cyclone in India is
10 Days
6-8 Days
3-4 Days
17. An aerodrome is at the mean sea level. Its QNH is 1014.0 hPa. Its QFF will be
1014.0 hPa
More than QNH
Difficult to tell
1013.25
18. The validity of Landing Forecast (TREND) is
1 hr
3 hr
2 hr
19. Inversion in the atmosphere indicates
Stability
Instability
Neutral
20. Generally the severest activity of a, heat type, TS is for
3 to 4 hr
30 to 45 min
2 hrs
21. Wind speed in a tropical severe cyclone is:
27 - 33 kt
48 - 63 kt
17 - 27 kt
22. Hot bodies (like sun) radiate
Both
Long Waves
Short Waves
23. In which of these cloud types can icing be virtually ruled out?
SC
CI
NS
CU
24. What causes wind?
Rotation of the earth
Difference in temperature
Difference in pressure
Frontal systems
25. CS in Indian region are less intense because
Sea surface temp. are not high
India is close to Equator
They have a very short travel over the sea
26. Rime is formed by freezing of ____ supercooled water droplets on airframe when air is flying through clouds
Medium
Small
Large
27. Where is a squall line to be expected?
In front of an active cold front.
Behind a cold front.
At the surface position of a warm front.
In front of a cold front occlusion at higher levels.
28. Fog occurs in Cold Front
During
Ahead
After
29. Norwesters occur during
June-Sep
Oct-Dec
Mar-May
Jan-Feb
30. Relative humidity depends on
moisture content and temperature of the air
moisture content of the air only
moisture content and pressure of the air
temperature of the air only
31. Low level wind shear is likely to be greatest
at the condensation level when there is no night radiation
at the top of the friction layer.
at the top of a marked surface-based inversion.
at the condensation level when there is strong surface friction.
32. Advection fog occurs due to ........ air moving over ............ surface over
Dry, wet, land only
Warm & moist air, cold, both land & sea
Moist and cold, warm, land only
33. The total energy radiated by a black body is proportional to its temperature(T)
T4
T³
T²
34. The movement of wind in relation to a cyclone is
Descending and subsiding
Ascending and diverging
Descending and cooling
Ascending and converging
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