3. The transparent "biospheres" beneath the Bay of Noli, in Savona, Italy, are part of the three-year-old Nemo's Garden project, which aims to find innovative ways of growing crops in places that lack freshwater or fertile soil (Fig 1). Resembling large balloons, the air-filled structures are anchored to the sea floor and float between 5 and 10 meters below the surface. A mercury U-tube manometer inside the biosphere attached to the biosphere surface which is designed to indicate the water pressure outside. It is located at 10 m deep as shown in Fig 2. The air pressure inside the biosphere is known to be 765 mm Hg. 10 m 735 mm Seawater 360mm Mercury Shall wall Fig 1 Nemo's garden. Fig 2 Sketch of the biosphere. 1) Based on the readings given in the illustration, determine the atmospheric pressure at the ocean surface (Assume the seawater density if 1024 kg/m³).
3. The transparent "biospheres" beneath the Bay of Noli, in Savona, Italy, are part of the three-year-old Nemo's Garden project, which aims to find innovative ways of growing crops in places that lack freshwater or fertile soil (Fig 1). Resembling large balloons, the air-filled structures are anchored to the sea floor and float between 5 and 10 meters below the surface. A mercury U-tube manometer inside the biosphere attached to the biosphere surface which is designed to indicate the water pressure outside. It is located at 10 m deep as shown in Fig 2. The air pressure inside the biosphere is known to be 765 mm Hg. 10 m 735 mm Seawater 360mm Mercury Shall wall Fig 1 Nemo's garden. Fig 2 Sketch of the biosphere. 1) Based on the readings given in the illustration, determine the atmospheric pressure at the ocean surface (Assume the seawater density if 1024 kg/m³).
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Please solve with the gamma(specific weight) instead of density
This is fluid
Also show every step please
Transcribed Image Text:3. The transparent "biospheres" beneath the Bay of Noli, in Savona, Italy, are part of the
three-year-old Nemo's Garden project, which aims to find innovative ways of growing
crops in places that lack freshwater or fertile soil (Fig 1). Resembling large balloons, the
air-filled structures are anchored to the sea floor and float between 5 and 10 meters
below the surface. A mercury U-tube manometer inside the biosphere attached to the
biosphere surface which is designed to indicate the water pressure outside. It is located
at 10 m deep as shown in Fig 2. The air pressure inside the biosphere is known to be 765
mm Hg.
10 m
735 mm
Seawater
360mm
Mercury
-Shell wall
Fig 1 Nemo's garden.
Fig 2 Sketch of the biosphere.
1) Based on the readings given in the illustration, determine the atmospheric pressure
at the ocean surface (Assume the seawater density if 1024 kg/m³).
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