AIRMASS – Air – DGCA Question Bank For Politics

#1. The airmass which originates at sea in high Latitudes is called

Polar maritime

Tropical continental

Tropical maritime

#2. The airmass which originates over equatorial region is

Warm and dry

Warm and moist

Cold and dry

#3. If the advancing cold front is colder than the cool air mass of the warm front, the advancing cold from undercuts and lifts both the warm and cool air masses of the warm front. This is

Warm Occlusion

Cold Occlusion

#4. The airmass which originated over land area located in polar region is:

Warm and dry

Warm and moist

Cold and dry

#5. If a warm airmass overtakes a cold air mass, it is called

Cold Front

Warm Front

Occluded Front

#6. At warm front

Warm air overtakes the cold air

Cold air undercuts the warm air

#7. The conditions are always unstable at a

Cold front

Warm front

#8. Sometime Line squall about 100-300 km ahead of a

Warm front

Cold front

#9. Precipitation occurs over a belt of 30-50 km on both side of front

Cold front

Warm front

#10. Cold front moves at _____ the speed of a warm front moves

Same

Double

Half

#11. Line Squalls occur _____ of cold front

Ahead

Behind

At the

#12. Front are associated with

Tropical cyclone

Monsoon Depression

Extra-tropical cyclones

#13. CB, Roll-type clouds, SC, AC with embedded CB are associated

Cold front

Warm front

#14. The surface of discontinuity between the Polar Ely and the temperate Wly is called

Equatorial Front

Tropopause

Polar front

#15. The air mass which originated from sea area located in lower Lat is

Warm and Dry

Warm and moist

Cold and moist

#16. WDs approach India as

Cols

Occluded Fronts

Highs

#17. Maximum WDs occur in

Summers

Post monsoon

Winters

#18. Ahead of a warm front the surface wind

Backs & weakens

Veers & Strengthens

Backs & Strengthens

#19. On approach of a Warm Front temperature

Full

Rise

Remain same

#20. CI, CS, AS, NS, ST in sequence are associated with the front

Warm

Cold

Occluded

#21. During the passage of a Cold Front winds

Suddenly become squally

Back and weaken

Veer and are of moderate strength

#22. Visibility is poor in a Warm Front

Ahead

Ahead & During

After & During

#23. Fog occurs in Cold Front

Ahead

During

After

#24. WD is a ______ front

Cold

Warm

Occluded

#25. FZRA and FZFG occur ______ of a warm front

Ahead

During

After

#26. Precipitation ceases after the passage of a front

Cold

Warm

Occluded

#27. During the approach of a Warm Front wind

Backs

Veers

Does not change

#28. A WD with two or more closed isobars, at 2 hPa interval, it is termed as

Troughs in Westerlies

Western Depression

Western Cyclone

#29. A WD originate over

Baluchistan

Caspian sea

Mediterranean, Caspian and Black sea

#30. Induced lows develop to the _____ of a WD

N

S

NE

Dgca Question Bank For Pilots

Results

#1. The airmass which originates at sea in high Latitudes is called

#2. The airmass which originates over equatorial region is

#3. If the advancing cold front is colder than the cool air mass of the warm front, the advancing cold from undercuts and lifts both the warm and cool air masses of the warm front. This is

#4. The airmass which originated over land area located in polar region is:

#5. If a warm airmass overtakes a cold air mass, it is called

#6. At warm front

#7. The conditions are always unstable at a

#8. Sometime Line squall about 100-300 km ahead of a

#9. Precipitation occurs over a belt of 30-50 km on both side of front

#10. Cold front moves at _____ the speed of a warm front moves

#11. Line Squalls occur _____ of cold front

#12. Front are associated with

#13. CB, Roll-type clouds, SC, AC with embedded CB are associated

#14. The surface of discontinuity between the Polar Ely and the temperate Wly is called

#15. The air mass which originated from sea area located in lower Lat is

#16. WDs approach India as

#17. Maximum WDs occur in

#18. Ahead of a warm front the surface wind

#19. On approach of a Warm Front temperature

#20. CI, CS, AS, NS, ST in sequence are associated with the front

#21. During the passage of a Cold Front winds

#22. Visibility is poor in a Warm Front

#23. Fog occurs in Cold Front

#24. WD is a ______ front

#25. FZRA and FZFG occur ______ of a warm front

#26. Precipitation ceases after the passage of a front

#27. During the approach of a Warm Front wind

#28. A WD with two or more closed isobars, at 2 hPa interval, it is termed as

#29. A WD originate over

#30. Induced lows develop to the _____ of a WD