Each coordinate system is uniquely represented with a set of unit vectors. You may think them as the constants and their derivatives be zero. But derivatives of the unit vectors are not zero all the time. This article discusses the …

Divergence of the vector field is an important operation in the study of Electromagnetics and we are well aware with its formulas in all the coordinate systems. Generally, we are familiar with the derivation of the Divergence formula in Cartesian …

The Del Operator is useful in vector differentiation particularly for finding Gradient, Divergence, Curl etc. Let us obtain the expression for the Spherical Del Operator starting from Cartesian. What is Del Operator? It is significant in vector differentiation for finding …

The del operator is useful for finding Gradient, Divergence, Curl and Laplacian. Let us discuss how can we get the cylindrical Del operator from its Cartesian formula. What is the Del Operator? It is a vector differentiation tool. It is …

Del operator is a vector differential operator which has a significant role in Electromagnetics for finding Gradient, Divergence, Curl and Laplacian. This article discusses its definition and significance. The Del Operator Definition for Cartesian Coordinates In very simple words, it …

Scalar field and Vector field are basic concepts whose proper understanding is necessary for the study of Electromagnetics. This article explains their definitions and difference. What do we mean by field? In general, the word “Field” is synonym for “Function” …

Divergence theorem, in simple language, connects the surface and volume integrations for the close surface. This article explains the Divergence Theorem Proof intuitively. What is Divergence Theorem? It states that the total outward flux of vector field say A, through the closed …

Stokes’ Theorem broadly connects the line integration and surface integration in case of the closed line. It is one of the important terms for deriving Maxwell’s equations in Electromagnetics. What is the Curl? Before starting the Stokes’ Theorem, one must …

Curl of a vector field can be considered as the whirling nature of the vector field at a given point. This article consists of an intuitive Curl example to explain the idea thoroughly. The Curl of the Vector field What …

Curl of a vector field is one of the basic operations in the study of Electromagnetics. This article discusses the representation of the curl formula in different coordinate systems viz. Cartesian, Cylindrical and Spherical. What is the curl of a …