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18. A meteorologist states that the atmospheric pressure is 28.5 inches of mercury. Convert this pressure to kilopascals. A. 98.6 kPa B. 97.2 kPa C. 96.5 kPa D. 95.6 kPa

18. A meteorologist states that the atmospheric pressure is 28.5 inches of mercury. Convert this pressure to kilopascals. A. 98.6 kPa B. 97.2 kPa C. 96.5 kPa D. 95.6 kPa

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question 18
cute gy jat Laguna A body submerged in a fluid A. Will always displace the fluid of its volume C. May loose its mass B. May sink or float D. Will never lase weight 10. An ice floats in liquid water because A. Ice contains dissolved gases B. Its temperature is less than that of liquid water C. Ice begins to melt when placed in liquid water D. The density of ice is less than that of liquid water 11. A property that causes a thin razar blade to float in water A. Capillarity B. Surface Tension C. Pressure D. Viscosity 12. A gage attached to a pressurized nitrogen tank reads a gage pressure of 28 in of mercury. If atmospheric pressure is 14.4 psia, what is the absolute pressure in the tank? A. 95 kPa В. 99 kPa С. 101 КРa D. 194 kPa 13. On a sea-level standard day, a pressure gage, moored below the surface of the ocean (SG = 1.025), reads an absolute pressure of 1.4 MPa. How deep is the instrument? A. 4 m B. 129 m С. 133 m D. 140 m 14. In the figure below, if the oil in region B has SG = 0.8 and the absolute pressure at point A is 1 atm, what is the absolute pressure at point B? D. 112.2 kPa B. 10.9 kPa A. 5.6 kPa C. 106.9 kPa Water Oil 5 cm SG - 1 3 ст 8 ст Mercury SG - 13.56 4 ст 15. For item 14, if the oil in region B has SG = 0.8 and the absolute pressure at point B %3D is 14 psia, what is the absolute pressure at point B? В. 41 КРa А. 11 КРа C. 86 kPa D. 91 kPa 16. A tank of water (SG = 1.0) has a gate in its vertical wall 5 m high and 3 m wide. The top edge of the gate is 2 m below the surface. What is the hydrostatic force on the gate? A. 147 kN В. 367 kN C. 490 kN D. 661 kN 17. For item 16, how far below the surface is the center of pressure of the hydrostatic force? A. 4.50 m B. 5.46 m C. 4.96 m D. 5.33 m 18. A meteorologist states that the atmospheric pressure is 28.5 inches of mercury. Convert this pressure to kilopascals. A. 98.6 kPa В. 97.2 КРа C. 96.5 kPa D. 95.6 kPa 19. The pressure in the foothills a mountain is 84 kPa. The pressure assuming a constant density of 1.00 kg/m3, at the top of a nearby 4000-m high mountain is
Transcribed Image Text:cute gy jat Laguna A body submerged in a fluid A. Will always displace the fluid of its volume C. May loose its mass B. May sink or float D. Will never lase weight 10. An ice floats in liquid water because A. Ice contains dissolved gases B. Its temperature is less than that of liquid water C. Ice begins to melt when placed in liquid water D. The density of ice is less than that of liquid water 11. A property that causes a thin razar blade to float in water A. Capillarity B. Surface Tension C. Pressure D. Viscosity 12. A gage attached to a pressurized nitrogen tank reads a gage pressure of 28 in of mercury. If atmospheric pressure is 14.4 psia, what is the absolute pressure in the tank? A. 95 kPa В. 99 kPa С. 101 КРa D. 194 kPa 13. On a sea-level standard day, a pressure gage, moored below the surface of the ocean (SG = 1.025), reads an absolute pressure of 1.4 MPa. How deep is the instrument? A. 4 m B. 129 m С. 133 m D. 140 m 14. In the figure below, if the oil in region B has SG = 0.8 and the absolute pressure at point A is 1 atm, what is the absolute pressure at point B? D. 112.2 kPa B. 10.9 kPa A. 5.6 kPa C. 106.9 kPa Water Oil 5 cm SG - 1 3 ст 8 ст Mercury SG - 13.56 4 ст 15. For item 14, if the oil in region B has SG = 0.8 and the absolute pressure at point B %3D is 14 psia, what is the absolute pressure at point B? В. 41 КРa А. 11 КРа C. 86 kPa D. 91 kPa 16. A tank of water (SG = 1.0) has a gate in its vertical wall 5 m high and 3 m wide. The top edge of the gate is 2 m below the surface. What is the hydrostatic force on the gate? A. 147 kN В. 367 kN C. 490 kN D. 661 kN 17. For item 16, how far below the surface is the center of pressure of the hydrostatic force? A. 4.50 m B. 5.46 m C. 4.96 m D. 5.33 m 18. A meteorologist states that the atmospheric pressure is 28.5 inches of mercury. Convert this pressure to kilopascals. A. 98.6 kPa В. 97.2 КРа C. 96.5 kPa D. 95.6 kPa 19. The pressure in the foothills a mountain is 84 kPa. The pressure assuming a constant density of 1.00 kg/m3, at the top of a nearby 4000-m high mountain is
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