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Adiabatic compression is a process in thermodynamics where the volume of a gas is reduced without any heat being added or removed from the system. This leads to an increase in the temperature and pressure of the gas. This process is often used in compressors and pumps.

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

adiabatic


What are 2 ways the temperature of gas increases?

(Adiabatic) compression and simply heating up.


Is entropy of adiabatic compression increase or decrese?

entropy of system for a reversible adiabatic process is equal to zero. entropy of system for a irreversible adiabatic process (like free expansion) can be achieved by the following formula: Delta S= n Cp ln(V2/V1) + n Cv ln (P2/P1)


What are the condition for ideal fluid?

1.Isothermal expansion at a high temperature AB 2.Adiabatic expansion as the temperature falls to a lower rule BC 3.Isothermal compression at lower temperature CD 4.Adiabatic compression as temperature increase to initial high volume DA


How would a meteor experience an adiabatic compression?

As the meteor enters the atmosphere it is assaulted with atmospheric ram pressure. Ram pressure is the pressure exerted on the object and causes a drag force. A meteor produces a shock wave generated by the rapid compression of air in front of the meteor.


Why carnot cycle is called a two adiabatic and two isothermal process?

Adiabatic means there's no heat transference during the process; Isothermal means the process occurs at constant temperature. The compression and expansion processes are adiabatic, whereas the heat transfer from the hot reservoir and to the cold reservoir are isothermal. Those are the two adiabatic and isothermal processes.


What happens to cold air as it sinks?

As cold air sinks, it becomes denser and more compressed due to increased atmospheric pressure. This compression causes the air to warm up through the process of adiabatic compression.


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).


Why compression and combustion are always adiabatic process?

Adiabatic compression occurs when a precisely controlled mixture of a flammable gas and oxygen are ignited by the heat of colliding molecules during the compression of said gas. This causes an explosion and the explosion causes an expansion of the gasses. These expanding gasses must force their way out of confinement and pushes a piston. This turns tirns a crank shaft which will mechanically open and close intake and exhaust valves through push rods.


Is compression a source of heat?

Compression can generate heat due to the increase in pressure on a gas or fluid, causing its molecules to move faster and collide more frequently, thereby generating thermal energy. This is known as the adiabatic heating effect in thermodynamics.


What happens to a substance when the pressure goes up?

The substance will be compressed (increase in density) and if the compression is adiabatic, the temperature will go up since there is work being done on the system.


Is it possible to compress an ideal gas isothermally in an adiabatic piston cylinder device?

No, it isn't. This is because the first law relation Q - W = ΔU reduces to W = 0 in this case since the system is adiabatic (Q = 0) and ΔU = 0 for the isothermal processes of ideal gases. Therefore, this adiabatic system cannot receive any net work at constant temperature.