15.3.6.1.1. Symons Rain Gauge

Try these first

1. 1.

   What is the purpose of a rain gauge?

   Hint

   Think about what the rain gauge collects.

2. 2.

   Is the Symons rain gauge a recording or non-recording type?

   Hint

   Does it keep track of data automatically?

3. 3.

   What type of gauge is the Symons rain gauge?

   • Recording gauge
   • Non-recording gauge
   • Automatic gauge

   Hint

   Remember if it keeps data automatically.

4. 4.

   True or False: The Symons rain gauge is commonly used by the IMD in India.

   • True
   • False

   Hint

   Consider the primary source of rainfall data in India.

5. 5.

   Consider a region where the average annual rainfall is 800mm, but one year, only 600mm is recorded using a Symons gauge. Discuss potential impacts on local agriculture.

   Hint

   Think about how the crops would react to less water.

6. 6.

   If the Symons gauge measures rainfall once a week and records values of 10mm, 25mm, and 15mm over three weeks, calculate the average weekly rainfall. How would you advise farmers based on this data?

   Hint

   Calculate by adding the totals and dividing by the number of measurements.