 |  Precipitation & Its Measurement 20 Flashcards |  Start |
 | What is the formula for calculating the Aridity Index (A.I)? |  Card: 1 / 20 |
| A.I = (PET - AET / PET) x 100 | Card: 2 / 20 |
| Fill in the blank: The method of estimating average rainfall that gives weightage based on area closest to the station is called ______. | Card: 3 / 20 |
| Thiessen Polygon Method | Card: 4 / 20 |
| True or False: The Arithmetic Average Method is commonly used for converting point rainfall values to an average value over a catchment. | Card: 5 / 20 |
| False. In practice, the Arithmetic Average Method is used very rarely. | Card: 6 / 20 |
| Riddle: I am used to determine the area over which rainfall is collected, and I help in calculating average precipitation. What am I? | Card: 7 / 20 |
| Rain Gauge | Card: 8 / 20 |
| If the inflow rate is 2 l/s and the outflow rate is 1 l/s, what is the rate of change of storage in the tank? | Card: 9 / 20 |
| 1 l/s | Card: 10 / 20 |
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| Which of the following indices indicates a severe arid condition? A) A.I ≤ 0 B) 1 ≤ A.I ≤ 25 C) 26 ≤ A.I ≤ 50 D) A.I > 50 | Card: 11 / 20 |
| D) A.I > 50 | Card: 12 / 20 |
| Fill in the blank: The total capacity of a tank measuring 2 m × 2 m × 3 m is ______ m³. | Card: 13 / 20 |
| 12 | Card: 14 / 20 |
| True or False: The Isohyetal Method uses isohyets to join points of equal temperature. | Card: 15 / 20 |
| False. Isohyets join points of equal rainfall magnitude. | Card: 16 / 20 |
| What is the formula to calculate the optimum number of rain gauges needed? | Card: 17 / 20 |
| N = (CV / ∈)² | Card: 18 / 20 |
| Riddle: I represent a line of equal rainfall depth on a map. What am I? | Card: 19 / 20 |
| Isohyet | Card: 20 / 20 |
| Completed! Keep practicing to master all of them. |  Restart |
