External boundary is a concept used in the physical sciences to define the extent of an object or system. It is also known as a boundary condition or an outer boundary. The boundary can be physical, such as a wall, or abstract, such as an imaginary line. The purpose of defining a boundary is to determine the characteristics of the object or system, such as mass, energy, and momentum, and to describe its relationship with its environment.
In physics, an external boundary is a mathematical tool used to define the boundary conditions of a system. These boundary conditions are essential for understanding the behavior of the system and the environment in which it is embedded. They also help to define how the system interacts with its environment, such as through the transfer of energy or momentum. A system’s external boundary can be static, such as a wall, or dynamic, such as an imaginary line.
In mathematics, the concept of an external boundary is used to define the boundary conditions of a system. It is also used to define the properties of a system, such as its mass, energy, and momentum. The concept is especially useful for understanding the behavior of a system and its environment. It can be used to describe the relationship between the system and its environment, such as through the transfer of energy or momentum.
In engineering, the concept of an external boundary is used to define the boundary conditions of a system. These boundary conditions are essential for understanding the behavior of the system and the environment in which it is embedded. For example, boundary conditions can determine the rate of energy transfer or the transfer of momentum between the system and its environment.
In chemistry, the concept of an external boundary is used to describe the boundary conditions of a system. It is used to define the properties of a system, such as its mass, energy, and momentum. The concept is also useful for understanding the behavior of a system and its environment. It can be used to describe the relationship between the system and its environment, such as through the transfer of energy or momentum.
In conclusion, the concept of an external boundary is an essential tool used in the physical sciences to define the boundary conditions of a system. It is also used to define the properties of a system, such as its mass, energy, and momentum. The concept is especially useful for understanding the behavior of a system and its environment.
References
Leytem, A. B., & Barker, J. R. (2017). Boundary Layer Meteorology. Cambridge University Press.
Feynman, R. P., Leighton, R. B., & Sands, M. (1970). The Feynman Lectures on Physics. Addison-Wesley.
Vogel, S., & Specht, E. (2014). Engineering mechanics. Springer.
Krogh, F. (2016). Introduction to Chemical Engineering. Oxford University Press.