Questions

How high can a column of water reach atmospheric pressure?

How high can a column of water reach atmospheric pressure?

10.3 m
Measurement based on depth of water Thus, a diver 10.3 m underwater experiences a pressure of about 2 atmospheres (1 atm of air plus 1 atm of water). Conversely, 10.3 m is the maximum height to which water can be raised using suction under standard atmospheric conditions.

What is the vertical length of water supported by atmospheric pressure?

Air pressure can be measured using a mercury barometer. Hence, The atmospheric pressure can support 10.3 m vertical height of water .

What is the height of a column of water?

Depth and hydrostatic pressure.

Height of Water Column Pressure
(m) (ft) (atm)
1 3.28 0.097
2 6.56 0.194
3 9.84 0.290
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What height of water corresponds to a pressure of 1 atmosphere?

How is 1 atmospheric pressure = 10.33 meter of water? – Quora. Yes, 1 atmospheric pressure is equal to 10.33 meter under water. 1 atmospheric pressure = 1.01325 bar.

What is the height of the atmospheric pressure?

Standard sea-level pressure, by definition, equals 760 mm (29.92 inches) of mercury, 14.70 pounds per square inch, 1,013.25 × 103 dynes per square centimetre, 1,013.25 millibars, one standard atmosphere, or 101.325 kilopascals.

How do you find the height of water with a pressure?

P=hρg P = h ρ g , where P is the pressure, h is the height of the liquid, ρ is the density of the liquid, and g is the acceleration due to gravity.

What is the normal height of mercury in a simple barometer?

A mercury barometer. A pressure of 1 atm will support a column of mercury 76 cm high. That is, a pressure of 1 atm will support a column of mercury 76.0 cm high. Deviations of the height of the column from the normal value of 76.0 cm reflect changes in the atmospheric pressure due to local weather conditions.

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Why is water not a barometric liquid?

Water is not a suitable barometric liquid because: (i) The vapour pressure of water is high, so its vapours in the vacuum space will make the reading inaccurate. (ii) Water sticks with the glass tube and wets it, so the reading becomes inaccurate.

What is inches of water column used for?

w.g.), inches water column (inch wc or just wc), inAq, Aq, or inH2O. The units are conventionally used for measurement of certain pressure differentials such as small pressure differences across an orifice, or in a pipeline or shaft.

How is inches of water column measured?

These low pressures are typically measured in inches of water column, which is the pressure produced by a column of water, 1 inch square, with a specified height. One inch of water column is equal to a pressure of approximately 1/28 pound per square inch (psi).

At what height would a water barometer measure atmospheric pressure of 1 bar?

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Since normal atmospheric pressure is about 105 N/m2 (or 105 Pascals), you would need a mercury column of 0.76 meters (or 760 mm—a common unit for pressure). Using water would require a column 10 meters tall.