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  1. Exams
  2. IIT JEE
  3. Physics
  4. Thermodynamics
510 marks

Thermodynamics

This chapter covers the laws of thermodynamics, concepts of heat, work, internal energy, and their applications to various processes.

8 Topics
35h prep
3.3% subject weight
8 Topics
1

Thermal equilibrium

2m1/10
📌 Key FormulaTwo systems in thermal contact with no heat flow.
2

Zeroth law of thermodynamics

2m1/10
📌 Key FormulaIf A and B are in thermal equilibrium with C, then A and B are in thermal equilibrium with each other.
3

The concept of temperature

2m1/10
📌 Key FormulaProperty that determines direction of heat flow.
4

Heat, work and internal energy

2m2/10
📌 Key FormulaΔU = Q - W
5

The first law of thermodynamics

2m2/10
📌 Key FormulaEnergy conservation: ΔU = Q - W
6

Reversible and irreversible processes

2m2/10
📌 Key FormulaReversible: can be reversed without changes in surroundings.
7

Carnot engine and its efficiency

2m3/10
📌 Key Formulaη = 1 - T₂/T₁ (for temperatures in K)
8

Ideal gas laws

2m1/10
📌 Key FormulaPV = nRT