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A thermodynamic state function is a physical quantity
- a)used to determine pressure volume work
- b)whose value depends on temperature only
- c)whose value is independent of path
- d)used to determine heat changes
Correct answer is option 'C'. Can you explain this answer?
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Verified Answer
A thermodynamic state function is a physical quantitya)used to determi...
State function is one which is only dependent on initial and final state of the system and is independent of the path by which that change has occurred.
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A thermodynamic state function is a physical quantitya)used to determi...
A thermodynamic state function is a physical quantity that is used to describe the state of a system. It is a characteristic of the system that depends only on its current state and is independent of how the system reached that state. The key feature of a state function is that its value is path-independent, meaning it does not depend on the specific process or pathway used to reach the state.
Explanation:
1. What is a thermodynamic state function?
- A thermodynamic state function is a physical quantity that describes the state of a system.
- It is a characteristic of the system that depends only on its current state.
2. Characteristics of a thermodynamic state function:
- It is independent of the pathway used to reach the state.
- The value of a state function only depends on the current state of the system.
- It does not depend on the specific process or how the system reached that state.
3. Example of a thermodynamic state function:
- One example of a thermodynamic state function is temperature (T).
- Temperature is a state function because it only depends on the current state of the system and is independent of how the system reached that state.
- For example, if a gas is compressed adiabatically or expanded isothermally, the temperature of the gas will be the same in both cases, as long as the initial and final states are the same.
4. Importance of thermodynamic state functions:
- Thermodynamic state functions are important because they allow us to describe and analyze the behavior of a system without having to consider the specific process or pathway used to reach a particular state.
- State functions provide a convenient way to describe the state of a system and calculate changes in energy, heat, and work.
5. Other examples of thermodynamic state functions:
- Pressure (P), volume (V), internal energy (U), enthalpy (H), and entropy (S) are also examples of thermodynamic state functions.
- These quantities depend only on the current state of the system and are independent of the specific process used to reach that state.
In conclusion, a thermodynamic state function is a physical quantity that describes the state of a system and is independent of the pathway used to reach that state. It allows us to analyze and calculate changes in energy, heat, and work without having to consider the specific process.
Explanation:
1. What is a thermodynamic state function?
- A thermodynamic state function is a physical quantity that describes the state of a system.
- It is a characteristic of the system that depends only on its current state.
2. Characteristics of a thermodynamic state function:
- It is independent of the pathway used to reach the state.
- The value of a state function only depends on the current state of the system.
- It does not depend on the specific process or how the system reached that state.
3. Example of a thermodynamic state function:
- One example of a thermodynamic state function is temperature (T).
- Temperature is a state function because it only depends on the current state of the system and is independent of how the system reached that state.
- For example, if a gas is compressed adiabatically or expanded isothermally, the temperature of the gas will be the same in both cases, as long as the initial and final states are the same.
4. Importance of thermodynamic state functions:
- Thermodynamic state functions are important because they allow us to describe and analyze the behavior of a system without having to consider the specific process or pathway used to reach a particular state.
- State functions provide a convenient way to describe the state of a system and calculate changes in energy, heat, and work.
5. Other examples of thermodynamic state functions:
- Pressure (P), volume (V), internal energy (U), enthalpy (H), and entropy (S) are also examples of thermodynamic state functions.
- These quantities depend only on the current state of the system and are independent of the specific process used to reach that state.
In conclusion, a thermodynamic state function is a physical quantity that describes the state of a system and is independent of the pathway used to reach that state. It allows us to analyze and calculate changes in energy, heat, and work without having to consider the specific process.
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A thermodynamic state function is a physical quantitya)used to determine pressure volume workb)whose value depends on temperature onlyc)whose value is independent of pathd)used to determine heat changesCorrect answer is option 'C'. Can you explain this answer?
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A thermodynamic state function is a physical quantitya)used to determine pressure volume workb)whose value depends on temperature onlyc)whose value is independent of pathd)used to determine heat changesCorrect answer is option 'C'. Can you explain this answer? for Class 11 2024 is part of Class 11 preparation. The Question and answers have been prepared according to the Class 11 exam syllabus. Information about A thermodynamic state function is a physical quantitya)used to determine pressure volume workb)whose value depends on temperature onlyc)whose value is independent of pathd)used to determine heat changesCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Class 11 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A thermodynamic state function is a physical quantitya)used to determine pressure volume workb)whose value depends on temperature onlyc)whose value is independent of pathd)used to determine heat changesCorrect answer is option 'C'. Can you explain this answer?.
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