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Joule – Thomson coefficient is the ratio of
- a)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic throttling
- b)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic throttling
- c)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic compression
- d)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic compression
Correct answer is option 'B'. Can you explain this answer?
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The Joule-Thomson coefficient is a thermodynamic property that describes the relationship between temperature and pressure changes during the process of adiabatic throttling. Adiabatic throttling refers to the expansion or compression of a gas without any heat exchange with the surroundings.
The correct answer is option 'B', which states that the Joule-Thomson coefficient is the ratio of temperature change to pressure change occurring when a gas undergoes adiabatic throttling.
Explanation:
1. Definition of the Joule-Thomson coefficient:
The Joule-Thomson coefficient (μ) is defined as the rate of change of temperature with respect to pressure during an adiabatic throttling process. It represents the effect of pressure changes on the temperature of a gas.
2. Adiabatic throttling process:
During adiabatic throttling, a gas expands or contracts rapidly and irreversibly, causing a change in its pressure and temperature. This process occurs without any heat transfer to or from the surroundings.
3. Pressure change in adiabatic throttling:
When a gas undergoes adiabatic throttling, its pressure changes due to the expansion or compression. The pressure change can be calculated by measuring the initial and final pressures of the gas.
4. Temperature change in adiabatic throttling:
Simultaneously, the temperature of the gas also changes during adiabatic throttling. The temperature change can be determined by measuring the initial and final temperatures of the gas.
5. Calculation of the Joule-Thomson coefficient:
The Joule-Thomson coefficient is calculated by taking the ratio of temperature change to pressure change. Mathematically, it is expressed as:
μ = ΔT/ΔP
6. Significance of the Joule-Thomson coefficient:
The sign of the Joule-Thomson coefficient determines whether the gas will experience cooling or heating during adiabatic throttling. If the coefficient is positive, the gas will experience cooling, while a negative value indicates heating.
7. Application of the Joule-Thomson coefficient:
The Joule-Thomson coefficient is particularly important in refrigeration and liquefaction processes. It helps in understanding the behavior of gases when subjected to rapid expansions or compressions, which is crucial in designing efficient cooling systems.
In conclusion, the Joule-Thomson coefficient is the ratio of temperature change to pressure change occurring when a gas undergoes adiabatic throttling. It represents the effect of pressure changes on the temperature of the gas and is a key property in thermodynamics, especially in refrigeration and liquefaction processes.
The correct answer is option 'B', which states that the Joule-Thomson coefficient is the ratio of temperature change to pressure change occurring when a gas undergoes adiabatic throttling.
Explanation:
1. Definition of the Joule-Thomson coefficient:
The Joule-Thomson coefficient (μ) is defined as the rate of change of temperature with respect to pressure during an adiabatic throttling process. It represents the effect of pressure changes on the temperature of a gas.
2. Adiabatic throttling process:
During adiabatic throttling, a gas expands or contracts rapidly and irreversibly, causing a change in its pressure and temperature. This process occurs without any heat transfer to or from the surroundings.
3. Pressure change in adiabatic throttling:
When a gas undergoes adiabatic throttling, its pressure changes due to the expansion or compression. The pressure change can be calculated by measuring the initial and final pressures of the gas.
4. Temperature change in adiabatic throttling:
Simultaneously, the temperature of the gas also changes during adiabatic throttling. The temperature change can be determined by measuring the initial and final temperatures of the gas.
5. Calculation of the Joule-Thomson coefficient:
The Joule-Thomson coefficient is calculated by taking the ratio of temperature change to pressure change. Mathematically, it is expressed as:
μ = ΔT/ΔP
6. Significance of the Joule-Thomson coefficient:
The sign of the Joule-Thomson coefficient determines whether the gas will experience cooling or heating during adiabatic throttling. If the coefficient is positive, the gas will experience cooling, while a negative value indicates heating.
7. Application of the Joule-Thomson coefficient:
The Joule-Thomson coefficient is particularly important in refrigeration and liquefaction processes. It helps in understanding the behavior of gases when subjected to rapid expansions or compressions, which is crucial in designing efficient cooling systems.
In conclusion, the Joule-Thomson coefficient is the ratio of temperature change to pressure change occurring when a gas undergoes adiabatic throttling. It represents the effect of pressure changes on the temperature of the gas and is a key property in thermodynamics, especially in refrigeration and liquefaction processes.
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Joule – Thomson coefficient is the ratio ofa)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic throttlingb)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic throttlingc)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic compressiond)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic compressionCorrect answer is option 'B'. Can you explain this answer?
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Joule – Thomson coefficient is the ratio ofa)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic throttlingb)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic throttlingc)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic compressiond)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic compressionCorrect answer is option 'B'. Can you explain this answer? for Mechanical Engineering 2024 is part of Mechanical Engineering preparation. The Question and answers have been prepared according to the Mechanical Engineering exam syllabus. Information about Joule – Thomson coefficient is the ratio ofa)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic throttlingb)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic throttlingc)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic compressiond)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic compressionCorrect answer is option 'B'. Can you explain this answer? covers all topics & solutions for Mechanical Engineering 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Joule – Thomson coefficient is the ratio ofa)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic throttlingb)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic throttlingc)Temperature change to pressure change occurring when a gas undergoes the process of adiabatic compressiond)Pressure change to temperature change occurring when a gas undergoes the process of adiabatic compressionCorrect answer is option 'B'. Can you explain this answer?.
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