Chapter 15 of 32
Syllabus
Thermodynamics — Syllabus
NEET-UG · Physics
Free Thermodynamics syllabus for NEET-UG Physics 2026 — topics covered, weightage, and preparation priorities for this chapter.
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Topics covered in Thermodynamics for NEET-UG Physics.
Topics in Thermodynamics
1
Basic Concepts and Definitions
- Thermodynamic system: Collection of large number of atoms/molecules confined within boundaries
- Types of systems: Open (exchanges both energy and matter), Closed (exchanges only energy), Isolated (exchanges neither)
- Thermodynamic variables: P (pressure), V (volume), T (temperature), U (internal energy), n (number of moles)
2
Zeroth Law of Thermodynamics
- States thermal equilibrium relationship: If A and B are in thermal equilibrium with C, then A and B are in thermal equilibrium
- Establishes the concept of temperature as a measurable property
- Foundation for temperature measurement and thermometry
3
Heat, Internal Energy, and Work
- Heat (Q): Energy transfer due to temperature difference - path dependent
- Internal Energy (U): Total energy due to molecular motion and configuration - state function
- Work (W): Energy transfer due to force acting through displacement - path dependent
4
First Law of Thermodynamics
- Statement of energy conservation in thermodynamic processes
- Mathematical form: ΔQ = ΔU + ΔW
- Heat supplied equals increase in internal energy plus work done by system
Key Concepts
A thermodynamic system is a collectionIf systems A and BThe first law states that ΔQA process at constant temperature whereA process with no heat exchange
Frequently Asked Questions
What topics are covered in Thermodynamics for NEET-UG?
Thermodynamics is an important chapter in NEET-UG Physics. It covers key concepts and formulas that are frequently tested in the exam. Key topics include: Basic Concepts and Definitions, Zeroth Law of Thermodynamics, Heat, Internal Energy, and Work, First Law of Thermodynamics.
How important is Thermodynamics for NEET-UG?
Thermodynamics is a frequently tested chapter in NEET-UG Physics. Questions from this chapter appear regularly in previous year papers. There are 67 practice questions available for this chapter.
How to prepare Thermodynamics for NEET-UG?
Start by understanding the core concepts, then solve practice questions. Focus on formulas and their applications. Use revision notes for quick review before the exam.
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