Adiabatic Process: Burst Tire & Cloud Formation

In summary, the rapid escape of air from a burst tyre and cloud formation in the atmosphere are both examples of adiabatic processes. This means that no heat enters or leaves the system, and the gas expands or compresses rapidly without enough time for heat transfer to occur. This results in the air becoming cooler than its surroundings, causing water vapor to condense and form a cloud. This is due to the work of expansion against external pressure, and eventually the temperatures will equalize.
  • #1
Mareena
6
0
how is the rapid escape of air from a burst tyre and cloud formation in atmosphere an example of adiabatic process?
please explain
 
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  • #2
What do you understand by an adiabatic process?
 
  • #3
A process in which no heat enters or leaves the system ?
 
  • #4
I know in this process a gas expands or is made to get compressed very rapidly as the flow of heat requires finite time .. but am getting a bit confused with these 2 examples ?
on what basis have they been regarded adiabatic?
 
  • #5
Yes its to do with speed of heat transfer and also the question of where will the heat go?

The second question is the significant one.

In both cases the air expands and cools as it expands because some of its internal heat energy goes to do the work of expansion against the external (air) pressure.

The expanding air becomes cooler than the surrounding air because heat does not have time to transfer. Eventually the temperatures will equalise.

In the case of the cloud formation the air cools sufficiently to drop below the local dew point and so some water vapour condenses out to form the cloud.
 

FAQ: Adiabatic Process: Burst Tire & Cloud Formation

1. What is an adiabatic process?

An adiabatic process is a thermodynamic process in which there is no transfer of heat or mass between a system and its surroundings. This means that the system is thermally isolated and there is no exchange of energy in the form of heat or work with the surrounding environment.

2. How does a burst tire relate to adiabatic process?

A burst tire is an example of an adiabatic process. When a tire bursts, the air inside rapidly expands and cools down due to the sudden decrease in pressure. This process is adiabatic because there is no heat exchange between the air inside the tire and the external environment.

3. What is the significance of adiabatic process in cloud formation?

Adiabatic process plays a crucial role in the formation of clouds. As warm, moist air rises, it expands and cools down due to the decrease in pressure. This adiabatic cooling causes the water vapor in the air to condense into tiny droplets, forming clouds.

4. How does adiabatic process affect the temperature of a rising parcel of air?

An adiabatic process causes the temperature of a rising parcel of air to decrease. As the parcel of air rises, it expands and cools down due to the decrease in pressure. This decrease in temperature is known as adiabatic cooling.

5. Can adiabatic process occur in a closed system?

Yes, adiabatic process can occur in a closed system as long as there is no transfer of heat or mass between the system and its surroundings. This means that the system is thermally isolated and there is no exchange of energy in the form of heat or work. An example of this is a sealed container of gas that undergoes a change in pressure, causing an adiabatic process to occur.

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