Question Bank

1. Anabatic wind occur due to downward movement of air along valley

2. Geostrophic rule breaks down at

3. Upper level wind is 24025 kt, lower level wind is 06015 kt, the thermal wind is?

4. Friction causes winds to flow cross isobaric by _____ over land and ____ over sea

5. Gale is

6. A change from 270° to 250° is

7. The thermal wind is

8. A change in wind direction from 310° to 020° is

9. Geostrophic wind is due to the balance between the forces

10. With the onset of sea breeze there is a _____ in temperature and ____ in RH

11. The wind blows anticlockwise around a low in N-hemisphere

12.

The resultant wind that blows under the influence of pressure gradient force, geostrophic force and cyclostrophic force is called

13. Katabatic wind is down slope cold wind due to nocturnal cooling

14. Rotor clouds have extremely turbulent flying conditions

15. Sea breeze sets in by ______ and dies off at _____

16. Coriolis force is strongest at

17. Anabatic wind is stronger than katabatic

18. In N-Hemisphere if you experience Port drift, altimeter will read

19. The wind blows clockwise around a low in S-hemisphere

20. The wind blows anticlockwise around a low in S-hemisphere

21. Anabatic wind occurs

22. In S hemisphere if an observer faces wind, low will be to his ____

23. The wind blows clockwise around a low in N-hemisphere

24. Fohn winds are ____ on the Leeward side of a mountain

25. In N hemisphere thermal wind is parallel to ____ with low value to left

26. Squall are distinguished from gusts by

27. Lines of constant wind speed drawn on weather charts are called

28. The wind sliding down a hill during night is called ______ wind

29. Local Winds follow Buys Ballots law

30. Coriolis force acts perpendicular to the _____ of wind direction in N hemisphere

31. A significant wind shear is generally associated with TS or line squall

32. Lower level wind 05010 kt, upper level wind 23005 kt, what is the thermal wind

33. Gradient wind is ____ of the geostrophic wind in an anticyclone

34. On a weather map if isobars are closely packed, the surface winds are likely to be

35. In N hemisphere due to rotation of earth winds are deflected to

36. Sea breeze is stronger than land breeze

37. Due to friction, from day to night for an isobaric pattern (in N hemisphere) the surface wind backs and weakens

38. Sudden change in wind speed from 10 kt to 30 kt for 2 -3 minutes

39. Sudden change in wind speed form 10kt to 30kt an then 15 kt are

40. Katabatic wind occur due to sinking of cold air down the hill slope

41. Cyclostrophic wind gives a good approximation of the 2000' wind in an intense tropical storm

42. The inertial flow is

43. The wind which spirals inward counter-clockwise in the N Hemisphere are associated with

44. If an aircraft in N-hemisphere flies from H to L it will experience

45. If the S is warmer than the N, level by level, from surface up to higher levels, then the ____ wind will strengthen with height with no change in direction in N hemisphere