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3 PHASE BALANCED SYSTEM CONNECTIONS
1. Star Connection 2. Delta or mesh connection 3. Star/Delta and Delta/Star connection
Cayley-Hamilton theorem
Cayley-Hamilton theorem states that every square matrix satisfies its own characteristic equation.
Eigen Values and Eigen Vectors
In linear algebra, an eigenvector or characteristic vector of a linear transformation is a nonzero vector that changes at most by a scalar factor when that linear transformation is applied to it.
System of linear simultaneous equations
System of linear equations are converted into matrix form to find the solutions for the variables.
Introduction to Matrices
A system of m x n numbers arranged in the form of an ordered set of m rows each row consisting of an ordered set of n numbers between [ ] is called a matrix.
LCAO-Linear Combination of Atomic Orbitals
As the name indicates this method includes addition or substraction of atoms to form molecules.
Molecular Orbital theory
Molecular orbital theory is a method for determining molecular structure in which electrons are not assigned to individual bonds between atoms, but are treated as moving under the influence of the nuclei in the whole molecule.
AC Circuits-important concepts
Root means square value is defined as that constant voltage which produces the same amount of heat energy as produced by AC voltage, when both are applied for the same circuit for the same period. Average value is defined as that constant value which produces the same amount of flux in case of voltage or same amount of charge in case of current.
AC over DC
Advantages and disadvantages of AC over DC.
Norton's theorem
Norton's theorem is the dual of the Thevenin's theorem.
Thevenin's theorem
Thevenin's theorem helps in reducing the given network into a simple equivalent network with respective a given network.
two lamps controlled by one switch
To control two lamps by one switch with provision for plug socket with switch control