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In adiabatic process heat is neither added nor removed from the system. So the work done by the system (expansion) in adiabatic process will result in decrease of internal energy of that system (From I st law). As internal energy is directly proportional to the change in temperature there will be temperature drop in an adiabatic process.

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11y ago
In an adiabatic system, no heat enters or leave the system. If the temperature rises, then energy was released by a process occurring within the system. Since no energy entered or left the system this released energy is manifest as an increase in the temperature within the system.

Processes that release energy are defined as exothermic. Processes that absorb energy are termed endothermic.

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Q: Why do adiabatic temperature changes occur?
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A change in temperature without an accompanying change in the amount of heat present is called what?

It is called adiabatic or an adiabatic process.


What is the rate of adiabatic temperature change in saturated air?

As I recall from flight school, the adiabatic lapse rate is 4.5oF per 1000 feet.


How does the temperature of gas change when it is compressed if the process is adiabatic?

In an adiabatic process, the temperature is increased when it is compressed. There is an increase in internal kinetic energy, and because temperature is related to kinetic energy, it is also increased.


How does air temperature affect the dew point?

Temperature (dry adiabatic lapse rate) changes at about 2 per degree F per 1000 ft, dew point more slowly (saturated adiabatic lapse rate), at about 3 degree F per 1000 ft. See http://en.wikipedia.org/wiki/Adiabatic_lapse_rate. jb


Explain the Difference between adiabatic and isothermal compression?

"Adiabatic process" refers to processes that take place in a closed system with no heat interaction with it's surroundings. "Isentropic process" refers to processes that take place in a closed system with no heat interaction with the surroundings (adiabatic process) and internally reversible. This is, no internal generation of entropy, entropy stays constant, which is what is meant by "isentropic". We can also say, an isentropic process is one where entropy stays constant, and no heat interaction of the system with the surroundings takes place (adiabatic process). Or, an adiabatic process can be irreversible, or reversible (isentropic).

Related questions

What are temperature changes that occur even though heat is not added or subtracted?

Temperature changes that occur without any heat addition or subtraction is defined as internal energy. Another term for this occurrence is adiabatic change.


What is the name for temperature changes which involves no heat transfer?

Adiabatic


Temperature changes are those which do not involve the addition or subtraction of heat?

Adiabatic


What name is given to the processes whereby the temperature of the air changes without the addition or subtraction of heat?

Adiabatic temperature changes


Changes in temperature that result solely from the expansion or compression of air are called?

adiabatic


Changes in temperature that result from the cooling of rising air or the warming of sinking air are?

Adiabatic


What is the name for temperature changes that involve no heat transfer?

Adiabatic ~ from a Greek word meaning "unable to cross" is used to refer to changes in temperature where no heat is transferred.


Definition of adiabatic cooling?

The temperature a system would reach absent any exchange of energy with another system. If a candle were put in a perfectly adiabatic system, there would be a theoretical temperature it would reach.I'm not sure, but this might be a value engineers would use in designing thermodynamic systems.


What is steam temperature after adiabatic expansion?

lower


A change in temperature without an accompanying change in the amount of heat present is called what?

It is called adiabatic or an adiabatic process.


Do adiabatic parcels occur in the atmosphere in the ocean or in both?

in both.


Do clouds occur when moist air is cooled by compression or expansion?

Clouds occur when moist air is cooled. This usually a fall in barometric pressure, or expansion in our atmosphere. There are other factors at work, however, one of them is called adiabatic heating and cooling. When a volume of air is compressed, its temperature rises, and when it is decompressed, or expanded, then it cools. In the case of cloud formation, it is the drop in temperature by adiabatic cooling, and the content of moisture in the air, that make the difference in how clouds are formed.