The amount of actual water vapour of air is known as
A. | Absolute humidity |
B. | Dew point |
C. | Relative humidity |
D. | Condensation point |
Option: A Explanation : Click on Discuss to view users comments. |
When it rains, the relative humidity in the atmosphere is
A. | 0 percent |
B. | 50 percent |
C. | 75 percent |
D. | 100 percent |
Option: D Explanation : Click on Discuss to view users comments. |
The primary rainbow has an angular radius of
A. | 22.5° |
B. | 42° |
C. | 60° |
D. | 75° |
Option: B Explanation : Click on Discuss to view users comments. |