Which of the following is a meteorological instrument consisting of a funnel-shaped
collector attached to a measuring tube used to measure rainfall per unit area at a given time?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Standard Rain Gauge.
- The standard instrument for the measurement of rainfall is the 203mm (8 inch) rain gauge.
- This is essentially a circular funnel with a diameter of 203mm which collects the rain into a graduated and calibrated cylinder.
- The 8-inch gauge used in the National Weather Service is of a standardized design used throughout the world for official rainfall measurements.