# Electricity & Megnetism

Electricity and magnetism can be defined as : Electricity is the branch of physics which deals with the study of charges at rest or motion and relationship of electricity with magnetism is called electricity & magnetism.

• ### What is difference between step up and step down transformer?

The transformer is an electrical device that is used to step up or step down ac voltage. There are two…

• ### Formula for ohm’s law with example and problems

Ohm’s law states that: “The current flowing through a conductor is directly proportional to the potential difference across its ends…

• ### Magnetic hysteresis loop for ferromagnetic materials

The value of flux density for any value of current is always greater when the current is decreasing, then when…

• ### Types of Electromagnetic Waves And Their Uses

Electromagnetic waves require no medium for transmission and which rapidly propagates through the vacuum. Radio waves, microwaves, X-rays, Gamma rays,…

• ### Capacitance of a Capacitor

The capacitance of a capacitor is the ability of a capacitor to store an electric charge per unit of voltage across its…

• ### Maxwell’s Equations: Derivation in Integral and Differential form

The 4 Maxwell equations The basic equations of electromagnetism which are a collection of Gauss’s law for electricity, Gauss’s law…

• ### What is a capacitor? |types of capacitors with applications

“A capacitor is a device that can store charge.”Apart from resistors and inductors, it is the other basic component commonly…

• ### Difference between AC motor and DC motor in tabular form

There are two types of electric motors, AC motors, and DC motors. The basic difference between ac motor and DC…

• ### types of electromagnetic radiation in order of increasing wavelength

There are 7 types of electromagnetic radiation which are given in the  list below: Light Infrared radiation Microwaves radiations X-rays…

• ### What is difference between electric potential and potential difference?

The basic difference between electric potential and potential difference is that electric potential at a point in an electric field…