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What are the Precautions of aneroid barometer ??? At least 10 points. |
| Answer» ER is a meteorological instrument which is used to measure atmospheric pressure. Atmospheric pressure is balanced by a column of MERCURY in CASE of a mercury barometer. Mercury is used because its HEIGHT can be precisely measured. A barometer can also be used to measure altitude because atmospheric pressure changes with DISTANCE above or below sea level. There are two types of barometers:- mercury and aneroid. | |