Browsing Tag

Electricity

What is the Ohm’s law?

What is the Ohm’s law?The proportional relationship of the potential difference between the ends of an ideal conductor and the current passing through it is known as Ohm’s law.Ohm’s law states that the current passing through an ideal…

Flow Of Current In A Metal

Flow Of Current In A MetalFlow of electric current  Three basic conditions are required for an electric current to flow. A device used to produce an electric current like cell, battery, or a plug point acting as a source. A wire made of a…

What is Electric Current

What is Electric CurrentElectric Charge and Electric CurrentWhat is an electric charge? Objects that exert electric forces are said to have electric charges. Electric charge is the source of electrical force.There are two types of…

What Is Resistivity

What Is Resistivity ( Rpropto l ) ( Rpropto frac{1}{a} ) ( text{So, }Rpropto frac{ell }{a} ) ( text{or }R=rho times frac{ell }{a}text{ }………text{ (i)} ) where ρ (rho) is called resistivity of the material of conductor. If,        l = 1 m and…

What Is Resistivity

What Is Resistivity ( Rpropto l ) ( Rpropto frac{1}{a} ) ( text{So, }Rpropto frac{ell }{a} ) ( text{or }R=rho times frac{ell }{a}text{ }………text{ (i)} ) where ρ (rho) is called resistivity of the material of conductor. If,        l = 1 m and…