Thermal conductivity is the property of a material to conduct heat. It depends on the material’s nature temperature and structure. Good conductors like metals have high thermal conductivity while insulators like wood and rubber have low conductivity. The unit of ...
Discussion Forum Latest Questions
Thermal conduction is the transfer of heat within a substance without the movement of its particles. It occurs due to the transfer of kinetic energy between neighboring molecules or atoms. Metals are good conductors as they have free electrons while ...
Conductivity is the property of a material to allow the flow of heat or electricity through it. Thermal conductivity measures heat transfer, while electrical conductivity measures electric current flow. Good conductors like metals have high conductivity, enabling efficient transfer, while ...
Pressure is the force exerted per unit area on a surface. It is a scalar quantity measured in pascals in the SI system. Pressure can arise from liquids gases or solids and plays a key role in various phenomena like ...
A substance is any material with distinct physical and chemical properties that occupies space and has mass. It can exist in solid liquid or gaseous states and may be pure like elements and compounds or a mixture. Substances play a ...
A principle is a fundamental truth or law that serves as the foundation for a system of belief or behavior. In science, it refers to a basic rule that explains how natural phenomena occur. Principles guide understanding and application in ...
SI unit is the International System of Units used for consistent measurement worldwide. It includes base units like meter for length kilogram for mass second for time and ampere for electric current. Derived units like Newton for force and joule ...
Coefficients are numerical factors that represent the relationship between physical quantities in mathematical equations. In physics coefficients such as the coefficient of expansion or friction are used to quantify how a material responds to external forces or changes in conditions ...
A potential energy curve represents the variation of potential energy with respect to the position of an object or particle. It helps visualize stable and unstable equilibrium points. The curve illustrates how forces act on the object to either attract ...
Derivation refers to the process of deriving a formula or result from known principles or axioms. It involves mathematical manipulation such as differentiation integration or algebraic steps to obtain the desired equation. Derivation helps to explain and justify physical laws ...