Let us consider a point charge Q placed in vacuum, at the origin O. If we place…
Read more
ELECTRIC FIELD
FORCES BETWEEN MULTIPLE CHARGES
The mutual electric force between two charges is given by Coulomb’s law. How to…
Read more
FORCES BETWEEN MULTIPLE CHARGES
COULOMB’S LAW
Coulomb’s law is a quantitative statement about the force between two point cha…
Read more
COULOMB’S LAW
BASIC PROPERTIES OF ELECTRIC CHARGE
We have seen that there are two types of charges, namely positive and negative …
Read more
BASIC PROPERTIES OF ELECTRIC CHARGE
CHARGING BY INDUCTION
When we touch a pith ball with an electrified plastic rod, some of the negative…
Read more
CHARGING BY INDUCTION
CONDUCTORS AND INSULATORS
A metal rod held in hand and rubbed with wool will not show any sign of being c…
Read more
CONDUCTORS AND INSULATORS
ELECTRIC CHARGE
Historically the credit of discovery of the fact that amber rubbed with wool or…
Read more
ELECTRIC CHARGE