Question Bank

1. Hail may be experienced under the anvil of a CB

2. The lowest level below which condensation trails will not form is

3. The clouds composed of ice crystals having feathery appearance

4. Cloud ceiling is the height of the cloud covering

5. No condensation trails occur above

6. Showers occurs from

7. CB with distinct anvil is called

8. Cloud of operational significance has base below _____ m or below the highest minimum sector altitude, which is greater

9. Heavy icing is possible in

10. Altostratus (AS) is

11. Corona is associated with the cloud

12. AC cloud with cumuliform protuberances are indicative of

13. NS clouds occur

14. Halo is associated with the cloud

15. To avoid icing in cloudy conditions, a pilot is advised to fly through a cloud which shows optical phenomena

16. Rain falling from cloud but not reaching ground is

17. Dark gray cloud giving continuous rain is called

18. Lenticular clouds indicate presence of

19. Drizzle occurs from

20. A uniform layer of cloud resembling fog but not on the ground