what is rain gauge?
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hiii...... good evening
.it is the device that used to measuring the amount of rain fall...
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Standard NOAA rain gauge :
A rain gauge (also known as an udometer, pluviometer, or an ombrometer) is an instrument used by meteorologists and hydrologists to gather and measure the amount of liquid precipitation over an area in a predefined period of time.
Types of rain gauges include graduated cylinders, weighing gauges, tipping bucket gauges, and simply buried pit collectors. Each type has its advantages and disadvantages while collecting rain data.
Standard rain gauge;
The standard United States National Weather Service rain gauge, developed at the start of the 20th century, consists of a funnel emptying into a graduated cylinder, 20 mm in radius, which fits inside a larger container that is 200 mm in diameter and 500 mm tall. If the rainwater overflows the graduated inner cylinder, the larger outer container will catch it. When measurements are taken, the height of the water in the small graduated cylinder is measured, and the excess overflow in the large container is carefully poured into another graduated cylinder and measured to give the total rainfall. A cone meter is sometimes used to prevent leakage that can result in alteration of the data. In locations using the metric system, the cylinder is usually marked in mm and will measure up to 250 millimetres (9.8 in) of rainfall. Each horizontal line on the cylinder is 0.5 millimetres (0.02 in). In areas still using Imperial units, each horizontal line represents 0.01 inch. The standard United States National Weather Service rain gauge, developed at the start of the 20th century, consists of a funnel emptying into a graduated cylinder, 20 mm in radius, which fits inside a larger container that is 200 mm in diameter and 500 mm tall. If the rainwater overflows the graduated inner cylinder, the larger outer container will catch it. When measurements are taken, the height of the water in the small graduated cylinder is measured, and the excess overflow in the large container is carefully poured into another graduated cylinder and measured to give the total rainfall. A cone meter is sometimes used to prevent leakage that can result in alteration of the data. In locations using the metric system, the cylinder is usually marked in mm and will measure up to 250 millimetres (9.8 in) of rainfall. Each horizontal line on the cylinder is 0.5 millimetres (0.02 in). In areas still using Imperial units, each horizontal line represents 0.01 inch.
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