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Author: Hemant More

Normal Electric Induction

Post author By Hemant More
Post date February 7, 2020
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Science > Physics > Electrostatics > Normal Electric Induction In this article, we shall study the concept of normal electric induction, electric field, and electric flux. Normal Electrical Induction: The number of tubes of induction passing normally through a unit area in an electric field is called Normal electric induction. Total Normal Electrical Induction: The […]

Physics

Gauss’s Theorem and its Applications

Post author By Hemant More
Post date February 7, 2020
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Science > Physics > Electrostatics > Gauss’s Theorem and its Applications In this article, we shall study the gauss’s theorem and its applications to find electric intensity at a point outside charged bodies of different shapes. Gauss’s Theorem: Statement: Total Normal Electric Induction over any closed surface of any shape in an electric field is […]

Physics

Numerical Problems on Electric Intensity Due to Charged Sphere

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Electrostatics > Electric Intensity Due to Charged Sphere In this article, we shall study to solve problems to find electric intensity at a point due to a charged sphere. Example – 01: A charge of 0.002 µC is given to an isolated conducting sphere of radius 0.5 m. Calculate the electric […]

Physics

Mechanical force per Unit Area of Charge Conductor

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Electrostatics > Mechanical force per Unit Area of Charge Conductor In this article, we shall study the cause of mechanical force acting on a charged conductor and hence shall derive an expression for mechanical force per unit area of the conductor. Expression for Mechanical Force per Unit Area of a Charged […]

Physics

Dielectrics

Science > Physics > Electrostatics > Dielectrics In this article, we shall study dielectric materials (dielectrics), their working and types. Dielectrics are non-conducting substances. In these materials, free-moving electrons are not present. Thus there is no question of the movement of charge. When the dielectric material is kept in an external electric field, a dipole […]

Physics

Concept of Capacity of Conductor

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Electrostatics > Concept of Capacity of Conductor In this article, we shall study the concept of the capacity of conductor, capacitors and their types, and energy stored in the capacitor. Concept of Capacity of Conductor: Whenever an electric charge is deposited on a conductor, its potential increases. The deposited charge spreads […]

Tags Capacitor, Capacitor with dielectric, Capacity of conductor, Condenser, Cylindrical capacitor, Energy stored in capacitor, Parallel combination, Parallel plate condenser, Series combination, Spherical capacitor

Physics

Capacitors in Series and Capacitors in Parallel

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Electrostatics > Capacitors in Series and Capacitors in Parallel In this article, we shall study two simple capacitors circuits: capacitors in series and capacitors in parallel. We shall derive an expression for equivalent of such combination. Equivalent Capacity of Condensers in Series: A number of condensers are said to be joined […]

Tags Capacitor, Capacitor with dielectric, Capacity of conductor, Condenser, Cylindrical capacitor, Energy stored in capacitor, Parallel combination, Parallel plate condenser, Series combination, Spherical capacitor

Physics

Van De Graff Generator

Science > Physics > Electrostatics > Van De Graff Generator In this article, we shall study the principle, construction, working and uses of Van De Graff generator. Principle of Van De Graff Generator: Van de Graff generator uses two principles of electrostatics. The electric discharge takes place in air or gases at pointed conductors readily. This […]

Tags Electrostatics Van de Graff generator

Physics

Numerical Problems on Current-Carrying Solenoid

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Magnetism > Numerical Problems on Current-Carrying Solenoid In this article, we shall study problems on current-carrying solenoid and current-carrying coil suspended in a uniform magnetic field. Example – 01: A solenoid has a core of material of relative permeability 4000. The number of turns is 1000 per metre. A current of […]

Tags Circulating electrons, Curie's law of magnetization, Current carrying coil, Current carrying solenoid, Dipole moment, Ferromagnetic material, Magnetic field, Magnetic intensity, Magnetic permeability, Magnetic susceptibility, Magnetization, Relative permeability, Rowland ring, Toroid with iron core

Physics

Numerical Problems on Magnetic Susceptibility

Post author By Hemant More
Post date February 6, 2020
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Science > Physics > Magnetism > Numerical Problems on Magnetic Susceptibility In this article, we shall study problems to calculate magnetization, magnetic susceptibility, magnetic permeability, etc. μ = B / H μr = B / B0 Example – 01: Find the magnetization of the bar magnet of length 10 cm and cross-sectional area 3 cm2. […]

Tags Circulating electrons, Curie's law of magnetization, Current carrying coil, Dipole moment, Ferromagnetic material, Magnetic field, Magnetic intensity, Magnetic permeability, Magnetic susceptibility, Magnetization, Relative permeability, Rowland ring, Toroid with iron core