15 Questions
What is the zeroth law of thermodynamics?
The zeroth law of thermodynamics states that if two bodies are in thermal equilibrium with a third body, then they are in thermal equilibrium with each other.
What is the first law of thermodynamics?
The first law of thermodynamics states that energy can change from one form to another, but the total amount of energy remains constant. Energy cannot be created or destroyed.
Define thermal equilibrium.
Thermal equilibrium is when two bodies are in contact with each other and there is no heat exchange between them, i.e., the net flow of heat is 0.
How is the zeroth law of thermodynamics related to thermal equilibrium?
The zeroth law of thermodynamics is related to thermal equilibrium as it states that if two bodies are in thermal equilibrium with a third body, then they are in thermal equilibrium with each other.
What is the total change in internal energy according to the first law of thermodynamics?
The total change in internal energy is the sum of the work done and the heat supplied.
Explain the concept of thermal equilibrium and its relation to the zeroth law of thermodynamics.
Thermal equilibrium occurs when bodies are in contact with each other and there is no net heat exchange. The zeroth law of thermodynamics states that if body A is in thermal equilibrium with body B, and body A is also in thermal equilibrium with body C, then body B and body C will be in thermal equilibrium with each other.
What is the conservation of energy principle according to the first law of thermodynamics?
The conservation of energy principle states that during an interaction, energy can change from one form to another, but the total amount of energy remains constant. Energy cannot be created nor destroyed.
Explain the relationship between the change in internal energy, work done, and heat supplied according to the first law of thermodynamics.
The change in internal energy is the sum of the work done and the heat supplied. In mathematical terms, it can be represented as: $ΔU = Q - W$
Discuss the significance of the zeroth law of thermodynamics in defining thermal equilibrium.
The zeroth law of thermodynamics establishes a fundamental principle for defining and measuring temperature. It provides a basis for the concept of thermal equilibrium and the development of temperature scales.
What is the continuum model in thermodynamics and how does it relate to the study of thermodynamic systems?
The continuum model is a simplification of the actual molecular structure of matter, treating substances as continuous and homogeneous. It is used to analyze the macroscopic behavior of thermodynamic systems and understand their properties.
What is the significance of the zeroth law of thermodynamics?
It defines the concept of thermal equilibrium and establishes the transitive property of thermal equilibrium.
Explain the conservation of energy principle according to the first law of thermodynamics.
The conservation of energy principle states that energy can change from one form to another, but the total amount of energy remains constant. Energy cannot be created or destroyed.
What is the relationship between the change in internal energy, work done, and heat supplied according to the first law of thermodynamics?
The change in internal energy is equal to the sum of the work done on the system and the heat supplied to the system.
How does the zeroth law of thermodynamics relate to the concept of thermal equilibrium?
The zeroth law of thermodynamics defines thermal equilibrium as the state in which bodies are in contact with each other and there is no net flow of heat between them.
What does the first law of thermodynamics state about the change in internal energy during an interaction?
The change in internal energy is the sum of the work done on the system and the heat supplied to the system.
Test your knowledge on must-do topics in thermodynamics including the zeroth law, 1st and 2nd law of thermodynamics, entropy, quasi-static process, system, state & equilibrium, and more. Get ready with the most repeated questions and best study material for personalized guidance.
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