Thermodynamic
40 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the characteristic of a system with an adiabatic boundary?

  • Allows exchange of work
  • Is in its own internal thermodynamic equilibrium
  • Does not allow heat exchange (correct)
  • Allows mass flow

    • Which type of system does not allow exchange of mass and energy?

  • Thermally isolated system
  • Isolated system (correct)
  • Open system
  • Closed system

    • What is the term for a system that is mechanically isolated?

  • Adiabatic boundary
  • Isothermal system
  • Thermally isolated
  • Rigid boundary (correct)

    • What is the term for a characteristic of a system, such as pressure or temperature?

    <p>Property</p> Signup and view all the answers

    What type of system allows exchange of both mass and energy?

    <p>Open system</p> Signup and view all the answers

    What is the ideal state of an isolated system?

    <p>In its own internal thermodynamic equilibrium</p> Signup and view all the answers

    What determines whether a physical property is classified as intensive or extensive?

    <p>The dependency of the property on the system size or extent</p> Signup and view all the answers

    What is a quasi-equilibrium process?

    <p>A process where the intermediate steps are all close to equilibrium</p> Signup and view all the answers

    What is a characteristic of an intensive property?

    <p>It does not depend on the system size or amount of material</p> Signup and view all the answers

    What is an example of an extensive property?

    <p>Mass</p> Signup and view all the answers

    What is a characteristic of a quasi-equilibrium process?

    <p>The intermediate states of the process can be characterized using state variables</p> Signup and view all the answers

    What is the definition of a path in thermodynamics?

    <p>A series of states through which a system passes during a process</p> Signup and view all the answers

    What happens to the hardness of a diamond when it is cut into smaller pieces?

    <p>It remains the same</p> Signup and view all the answers

    Which of the following is an example of a state variable?

    <p>Temperature</p> Signup and view all the answers

    What is the difference between an intensive and an extensive property?

    <p>One depends on the system size, while the other does not</p> Signup and view all the answers

    What is the term for the concept that smaller, non-interacting identical subdivisions of the system may be identified?

    <p>Thermodynamic concept</p> Signup and view all the answers

    What is a characteristic of state variables?

    <p>They are path-independent</p> Signup and view all the answers

    Which of the following is NOT a state variable?

    <p>Work</p> Signup and view all the answers

    What is a common use of PV diagrams in thermodynamics?

    <p>To estimate the net work performed by a thermodynamic cycle</p> Signup and view all the answers

    What is a characteristic of a state variable?

    <p>It returns to its original value after a cycle</p> Signup and view all the answers

    What is the purpose of an indicator diagram in a steam engine?

    <p>To estimate the performance of the engine</p> Signup and view all the answers

    What is required for a process to be considered reversible?

    <p>The system must be in thermodynamic equilibrium throughout</p> Signup and view all the answers

    What is the relationship between the area enclosed by the PV curve and the work done by the system?

    <p>The area is equal to the work done</p> Signup and view all the answers

    What is plotted on the x-axis in some cases instead of volume in a PV diagram?

    <p>Specific volume</p> Signup and view all the answers

    What happens to the system and its surroundings after a reversible cycle?

    <p>The system and its surroundings are exactly the same</p> Signup and view all the answers

    Why is it necessary to calculate the integral of the pressure with respect to volume?

    <p>To exactly calculate the work done by the system</p> Signup and view all the answers

    Why are perfectly reversible processes impossible?

    <p>Because they require an infinite amount of time</p> Signup and view all the answers

    What is an alternative definition of a reversible process?

    <p>A process that can be reversed and causes no change in either the system or its surroundings</p> Signup and view all the answers

    What is the context in which PV diagrams are commonly used?

    <p>Thermodynamics, cardiovascular physiology, and respiratory physiology</p> Signup and view all the answers

    What does it mean for a process to 'take place' in thermodynamic terms?

    <p>For the system to undergo a change in state</p> Signup and view all the answers

    An isobaric process is a thermodynamic process in which the volume remains constant.

    <p>False</p> Signup and view all the answers

    Isochoric process is exemplified by the heating or the cooling of the contents of a sealed, elastic container.

    <p>False</p> Signup and view all the answers

    An adiabatic process is a process that allows the transfer of heat or matter between a system and its surroundings.

    <p>False</p> Signup and view all the answers

    In an isobaric process, the volume is allowed to expand or contract to neutralize any pressure changes.

    <p>True</p> Signup and view all the answers

    An isochoric process is a thermodynamic process during which the pressure of the closed system remains constant.

    <p>False</p> Signup and view all the answers

    Adiabatic transfer provides a rigorous conceptual basis for the theory used to expound the second law of thermodynamics.

    <p>False</p> Signup and view all the answers

    In an isochoric process, the volume of the closed system can expand or contract freely.

    <p>False</p> Signup and view all the answers

    An isobaric process is a thermodynamic process in which the temperature remains constant.

    <p>False</p> Signup and view all the answers

    An adiabatic process is a reversible process.

    <p>False</p> Signup and view all the answers

    Isochoric process is a type of adiabatic process.

    <p>False</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser