Thermodynamics | Laws, Definition, & Equations | Britannica
Jan 12, 2026 · Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws of thermodynamics describe how the energy in a system changes and whether the …
Engineering | Definition, History, Functions, & Facts | Britannica
Feb 13, 2026 · Engineering is based principally on physics, chemistry, and mathematics and their extensions into materials science, solid and fluid mechanics, thermodynamics, transfer and rate …
Rankine cycle | Thermodynamics, Heat Engines, Efficiency | Britannica
Rankine cycle, in heat engines, ideal cyclical sequence of changes of pressure and temperature of a fluid, such as water, used in an engine, such as a steam engine. It is used as a thermodynamic …
Mechanical engineering | Design, Manufacturing & Automation
Jan 17, 2026 · Mechanical engineering, the branch of engineering concerned with the design, manufacture, installation, and operation of engines and machines and with manufacturing processes.
Carnot cycle | Thermodynamics, Heat Engines, Efficiency | Britannica
Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws of thermodynamics describe how the energy in a system changes and whether the system can perform …
Laws of thermodynamics | Definition, Physics, & Facts | Britannica
Jan 9, 2026 · Laws of thermodynamics, four relations underlying thermodynamics, the branch of physics concerning heat, work, temperature, and energy and the transfer of such energy.
engineering summary | Britannica
Engineering is based principally on physics, chemistry, and mathematics and their extensions into materials science, solid and fluid mechanics, thermodynamics, transfer and rate processes, and …
Heat transfer | Definition & Facts | Britannica
Feb 13, 2026 · Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws of thermodynamics describe how the energy in a system changes and whether the …
William Thomson, Baron Kelvin - Physics, Thermodynamics, Engineer ...
Dec 13, 2025 · Thermodynamics is the study of the relations between heat, work, temperature, and energy. The laws of thermodynamics describe how the energy in a system changes and whether the …
Definition, Types, Topics, Importance, & Facts - Britannica
Feb 6, 2026 · The formal study of states of matter at (or near) thermal equilibrium is called thermodynamics; it is capable of analyzing a large variety of thermal systems without considering …