kaushal
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The magnitude of atmospheric pressure is defined as 760 mmHg, which is a standard measurement used in meteorology. This value is derived from the height of a mercury column in a barometer, which reflects the weight of the atmosphere above it. The calculation of atmospheric pressure can be understood both practically, through the use of barometers, and theoretically, using the principles of fluid mechanics and gas laws.
PREREQUISITESMeteorologists, atmospheric scientists, students studying physics or environmental science, and anyone interested in understanding weather measurement techniques.

kaushal said:please tell me how it was calculated, atmospheric pressure = 760mmHg, practically and theoritically
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