What is Resistor
What is resistor? What is resistor ? A resistor is a passive element in a circuit that provides resistance to the flow of current. Resistance is a measure of the …
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What is an Atom
What is an Atom? What is an Atom? Atom, smallest unit into which matter can be divided without the release of electrically charged particles. It also is the smallest unit …
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Rutherford Atomic Model
Rutherford Atomic Model Rutherford Atomic Model The plum pudding model is given by J. J. Thomson failed to explain certain experimental results associated with the atomic structure of elements. Ernest …
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Bohrs Atomic Model
Bohrs Atomic Model Bohrs Atomic Model : It is introduced by Danish Physicist Niels Bohr in the year of 1913. According to this model the atom consists of small nucleus …
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What is Atomic Energy Levels
What Are Energy Levels? Energy levels (also called electron shells) are fixed distances from the nucleus of an atom where electrons may be found. Electrons are tiny, negatively charged particles in an atom that move around the …
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Breakdown Voltage and Dielectric Strength
Breakdown Voltage and Dielectric Strength Breakdown Voltage and Dielectric Strength An insulator or dielectric is a substance within which there are no mobile electrons necessary for electric conduction. However, when …
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Potential and Potential Difference
Potential and Potential Difference Potential and Potential Difference : The force acting on a charge at infinity is zero, hence ‘infinity’ is chosen as the theoretical place of zero electric …
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Electric Potential and Energy
Electric Potential and Energy What is Electric Potential Energy? The electric potential energy of any given charge or system of changes is termed as the total work done by an …
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The Equations of Poisson and Laplace
The Equations of Poisson and Laplace The Equations of Poisson and Laplace These equations are useful in the solution of many problems concerning electrostatics especially the problem of space charge …
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What is Gauss Law
Gauss Law Consider a point charge Q lying at the centre of a sphere of radius r which surrounds it completely [Figure given below]. The total number of tubes of …
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