viserfly

Questions for ATMOSPHERE

Answer the following questions

1. Pressure at MSL is 1002.25 hPa. Find the ISA deviation Hint: (Actual-ISA)
2. Most of the transfer of heat in the atmosphere is due to
3. By volume, the approximate ratio of O² to N² in the atmosphere is
4. Half of the atmospheric air mass is contained _____ below
5. Most of the water vapour in the atmosphere is confined up to
6. Height of Tropopause at equator is
7. By weight, approximate ratio of O² and N² in the atmosphere is
8. Negative lapse rate of temperature is
9. In ICAO ISA the atmosphere is assumed to be isothermal
10. Maximum concentration of ozone is at a height of
11. Lowest Layer of atmosphere is
12. There is reversal of temperature in the atmosphere at 8 km because
13. Most of atmospheric mass is contained in
14. Above 8 km the lower temperatures are over
15. The temperature of ISA at 17km is
16. Additional oxygen is needed while flying above
17. Higher the surface temperature_______ would be the tropopause
18. The rate of fall of temperatures with height, called
19. Height of Tropopause at poles is
20. Stratosphere extends from Tropopause to
21. In actual atmosphere temp. at 19 km is -60°C. Find the ISA deviation?
22. The knowledge of the height of tropopause is important for a pilot because
23. Mother of Pearl clouds occur in
24. One of the characteristics of our atmosphere is
25. The middle atmosphere layer with temperature inversion and stability
26. CO₂ and H₂O ae also called
27. In actual atmosphere the lapse rate could
28. Height of tropopause
29. In ISA atmosphere the tropopause occurs at a height of
30. Lapse rate in the troposphere is produced by _____ and in the stratosphere by ______
31. Atmosphere is heated by
32. Tropical Tropopause extends from the equator to Lat.35° - 40°. Over India it is at
33. The atmosphere up to 80 km has a nearly similar composition and is called the Homosphere. Its uniform composition is due to
34. Nacreous clouds occur in
35. Heat transfer in the atmosphere is maximum due to
36. In ISA, the mean sea level temperature is
37. Tropos means ______
38. Noctilucent clouds occur in
39. By volume, the proportion of CO² in the atmosphere is
40. In jet standard atmosphere the Lapse Rate is
41. CO² and H²O keep the atmosphere
42. Temperature at 2 km is 05°C what is ISA deviation. Hint: (Actual - ISA)
43. Stratosphere is ______
44. Troposphere is generally
45. Tropopause is discontinuous at about