Thermodynamics
Thermodynamics is the study of heat, temperature, and energy transfer. It includes the laws of thermodynamics and thermal properties.
Ideal Gas Law
Calculate pressure, volume, temperature, and moles for ideal gases.
Heat Transfer
Analyze conduction, convection, and radiation heat transfer.
Specific Heat Calculator
Calculate heat energy, specific heat capacity, and temperature changes.
Latent Heat Calculator
Calculate latent heat for phase changes like melting and vaporization.
Thermal Expansion
Calculate linear, area, and volume expansion with temperature changes.
Heat Engine Calculator
Calculate efficiency and work output for Carnot and actual heat engines.
Thermal Conductivity
Calculate thermal conductivity, resistance, and heat flux for materials.
Thermodynamic Cycles
Calculate efficiency and work in heat engines and refrigeration cycles.
Entropy
Analyze entropy changes in thermodynamic processes.
Carnot Cycle
Calculate efficiency and work output for ideal Carnot heat engines.
First Law of Thermodynamics
Calculate internal energy change ΔU = Q − W from heat and work.
Adiabatic Process
Find P₂ and T₂ for reversible adiabatic ideal gas expansion (Q = 0).
Isothermal Process
Calculate work W = nRT ln(V₂/V₁) and heat for isothermal ideal gas.
Boyle's Law
Calculate pressure or volume at constant temperature (P₁V₁ = P₂V₂).
Charles's Law
Calculate volume change with temperature at constant pressure.
Stefan–Boltzmann Radiation
Calculate thermal radiation power P = εσAT⁴.
Newton's Law of Cooling
Find temperature vs time with exponential cooling T(t).
Calorimetry
Find final equilibrium temperature when mixing substances.
Clausius–Clapeyron
Calculate vapor pressure vs temperature along phase boundary.
Thermal Resistance
Calculate R_th = L/(kA) and heat flow Q = ΔT/R_th.
Quick practice quiz
Test your understanding — tap an option, then open the linked calculator to explore.
Ideal gas law:
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