Question Bank

1. The radiation fog activity increases after the passage of a

2. Advection fog forms during

3. Fog is reported when visibility is reduced to

4. The radiation fog forms over

5. Warm and moist air moving over a cold ground gives rise to

6. Fog is ______ cloud on ground

7. Advection fog forms

8. Radiation fog occurs

9. Instrument used for measuring visibility is called

10. Warm and moist air moving over a cold surface causes

11. Advection fog forms during

12. Instrument used for measuring visibility is called

13. Radiation Fog forms over N India during

14. Frontal Fog is more common with a

15. Thermal processes/temperature distribution which favours formation of fog is

16. The _____ fog forms due to horizontal movement of warm moist air over cold surface

17. The favourable pressure system for formation of fog is

18. RVR is reported when visibility falls below

19. When visibility reduces between 5000m and 1000m and RH is almost 100%, it is

20. Frontal Fog is more common with a

21. The radiation fog forms over

22. Frontal Fog is more common with a

23. Radiation fog is essentially a ______ phenomena

24. For formation of Radiation fog

25. The _____ fog forms due to horizontal movement of warm moist air over cold surface

26. Advection fog forms

27. Fog is ______ cloud on ground

28. The radiation fog forms due to

29. For formation of Radiation fog