# physics

In a spray can,the flow of air makes paint flow up the tube. As the air flows, it is blown away in droplets.
A)as the air flows what happens to its speed and pressure? Why?
B)why does the paint flow up the tube?

1. 👍 0
2. 👎 0
3. 👁 128

## Similar Questions

1. ### Science

In Hadley's cell model warm air rises at the equator and cold air sinks at the poles. Can someone tell me what these 2 questions mean? Surface air flow will be _________. Air flow aloft will be _______. Don't understand those two.

asked by Sue on October 15, 2011
2. ### Physics

When you push down on the handle of a bicycle pump, a piston in the pump cylinder compresses the air inside the cylinder. When the pressure in the cylinder is greater than the pressure inside the inner tube to which the pump is

asked by Anon on October 15, 2013
3. ### Physics

A room measures 4.0 m by 3.9 m by 4.5 m. The heating and air-conditioning ducts to and from the room are circular with diameter 0.37 m and all the air in the room is to be exchanged every 14 min. (a) What is the average flow rate?

asked by Marisca on January 27, 2012
4. ### Chemistry

A vacuum tube controls the flow of electrons that pass through it. In order to create a vacuum nearly all of the air must be removed from the tube. What advantages do you think is gained by removing air from the space in which

asked by Austin on May 9, 2019
5. ### Physics

An air plane has a mass of (1.7x10 to power 6) kg, and the air flow past the lower surface of the wings at 95m/s. If the both wings have a surface area of 1200cubic metre, how fast must the air flow over the upper surface of the

asked by Veronica on May 17, 2016
1. ### Calculus Help Please Urgent!!!

Breathing is cyclic and a full respiratory cycle from the beginning of inhalation to the end of exhalation takes about 3 s. The maximum rate of air flow into the lungs is about 0.3 L/s. This explains, in part, why the function

asked by TANYA on May 1, 2014
2. ### Fluid Mechanics

Air at 70 F flows in a .8 inch diameter horizontal pipe. The density of the air is constant at .077 lbm/ft3. Assuming fully-developed flow determine the maximum pressure drop over a 30 ft section of pipe if the flow is laminar.

asked by Bryan on October 29, 2015
3. ### Physics

Use the exact values you enter in previous answer(s) to make later calculation(s). Energy-efficient windows are constructed with two panes of glass separated by an air gap (see figure below). In a typical window of this type, the

asked by Sierra on July 31, 2012
4. ### Thermodynamics

Consider the flow of air through a wind turbine whose blades sweep an area of diameter D (in m). The average air velocity through the swept area is V (in m/s). On the bases of the units of the quantities involved, show that the

asked by Thermo Student on September 9, 2018
5. ### Calculus

Breathing is cyclic and a full respiratory cycle from the beginning of inhalation to the end of exhalation takes about 5 seconds. The maximum rate of air flow into the lungs is about 0.5 L/s. This explains, in part, why the

asked by Corey on September 11, 2017

More Similar Questions