Air pressure

Related BrainMass Solutions

• Atmospheric pressure: Weather

  Rapid pressure rises are associated with better weather conditions such as clear skies. Step 2 Air moves from a place with high air pressure to a place with low air pressure. This movement of air is noticed as breeze or wind.

• Design of a cylindrical, pressurized water tank

  The total net pressure acting on the bottom of the tank will be the sum of: Total pressure = Water pressure + Air pressure inside tank - Air pressure outside tank Water pressure = density*gravity*height =1000*3.71*13.9=51569(Pa) = 51.57 (kPa) Air pressure

• Pressure difference between atmosphere and an evacuated tank.

  Putting PaVT/RTa = n0, the maximum numbers of air in the tank (when the pressure becomes equal to atmospheric pressure) we get ------------------------ (2) Hence the total work done by air on the turbine will be given by integrating (2)

• Tire pressure and temperature problem

  57643 Tire pressure and temperature problem A tire is filled with air at 14.9 degree C to a gauge pressure of 231 kPa.

• Pressure Cooker

  Assume that the temperature of the air outside the pressure cooker is 20 degrees Celsius (room temperature) and that the area of the pressure cooker lid is A. Take atmospheric pressure to be p_a.

• Groundhogs know physics!! They ventilate their burrows by bu

  According to Bernoulli's Equation, flowing air exerts less pressure than still or stagnant air. Therefore, the air pressure at the mound entrance, with air flowing by it, will be less than the air pressure at the ground level entrance.

• Pressure, Volume and Temperature

  Initially Pressure of air inside the bottle = pressure outside = atmospheric pressure (the bottle fills with air under the atmospheric pressure) Since P/T = constant P initial / T initial = P final / T final Or P final = (T final / T initial ) (

• Physical science: briefly explain how air temperature, pressure, and density are related to cloud formation.

  As air rises, there is less and less air above it, thus reducing the pressure that is placed on the rising air. This lower pressure on the molecules of water and gases in air causes the air to expand and lose density.

• Pressure Study - System Interaction

  At the level of valve A, the pressure in the tank A is higher than 40 psi, while the pressure of air in the tank C is 32.476 psi.

• Carbonation and Solubility of Carbon Dioxide (CO2) in Water

  Air pressure changes with elevation. At higher elevations, there is less air pressure because there is less air pushing down. At lower elevations, there is more air pressure because there is more air pushing down.