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A decrease in the height of the Mercury column in a barometer indicates a drop in atmospheric pressure. This can occur due to changes in weather systems, such as the approach of a low-pressure system, which is often associated with cloudy or rainy conditions. Conversely, an increase in the column height would indicate rising atmospheric pressure.
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As with column widths when you decrease the row height to zero the row is?
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Why barometric condenser leg height limit is 34 feet?
The barometric condenser leg height limit of 34 feet is primarily due to atmospheric pressure. At sea level, atmospheric pressure can support a column of mercury approximately 34 feet high (or about 29.9 inches of mercury). When using water, the height limit is about 33.9 feet, as water is less dense than mercury. Beyond this height, the pressure difference becomes insufficient to maintain the column, leading to potential vacuum conditions and loss of condensate return.
Why you say 1atm is equale to 760mm of hg while mm is the unit of length?
The pressure will support a column of mercury whose vertical height is 760mm.
What is the equivalent of 1 mm of water in mm of mercury when used as a barometer.?
1 mm of water is equivalent to approximately 0.0735 mm of mercury (Hg) when used as a barometer. This is due to the difference in density between water and mercury; mercury is about 13.6 times denser than water. Thus, a column of mercury will exert a greater pressure than the same height of water.
What does this mean in maths mm Hg?
The term mm Hg means millimeters of mercury; this is a measurement of barometric pressure (the pressure of air is measured in terms of the equivalent height of a column of mercury that would exert the same pressure). 1 mmHg is about 133 pascals.
What weather will accompany a decrease in the height of the mercury column in a mercury barometer?
the atmospere can not support the greater height column and the column of mercury will drop to the level in which the atmospere can support
A decrease in the height of a column in a mercury barometer means that?
there is a decrease in atmospheric pressure. Atmospheric pressure is directly proportional to the height of the mercury column in a barometer. When the height decreases, it indicates that the pressure in the atmosphere is lower.
What does a decrease in the height of a column in a mercury barometer mean?
air pressure is decreasing
A decrease in height of a column in a mercury barometer means that?
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A decrease in the height of a column in a mercury barometer means that .?
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When air pressure increases the liquid in a mercury barometer would what?
The height of the Mercury column would decrease.
A decrease in the height of a column in a mercury barometer means that .'s surface?
When air pressure increases, the mercury in a barometer rises.
What does a decrease in the height of the mercury column usually indicate on a barometer?
low pressure system and stormy weather
If a mercury barometer were carried up a mountain how would you expect the height of mercury column to change?
As a mercury barometer is taken up a mountain, the height of the mercury column would decrease. This occurs because atmospheric pressure decreases with altitude, leading to less force exerted on the mercury in the barometer. Consequently, the lower atmospheric pressure results in a shorter column of mercury being supported.
If a meteorologist says that the air pressure is getting lower what would you expect to happen to a Torricelli's mercury barometer?
The height of the Mercury column would decrease.
If a meteorologist says that the air pressure is getting lower what would you expect to happen to Torricelli's mercury barometer?
The height of the Mercury column would decrease.
If a meteorologist says that the air pressure is getting lower what would you expect to see to Torricelli's mercury barometer?
The height of the Mercury column would decrease.
