COULOBM’S LAW “The force of (attraction and repulsion) between two point charges is directly proportional to the product of the magnitude...

Field of force The space or region around a point charge with in which another charge experience a force is called electric field.” Origi...

Electrostatics “The study of electric charges at rest under the action of electric forces is known as electrostatic.” Electric charge Char...

Energy “The capacity of a body to do work is called its energy”. Types of energy: There are two types of mechanical energy. 1) Kinetic ene...

Power “ The rate of doing work by an agency is caled power”. OR “ Work done per unit time is called power”. Average Power: “The ratio of w...

Work Done by a Gravitational Field Gravitional Field: “The or region around the earth in which it can exert its gravitional force on oth...

Work Done by a Variable Force Variable force: “ If the magnitude or direction of a force changes, then the force is said to be a variable fo...

Constant force “If the magnitude and direction of a force remains same, then thee force is said to be a constant force”. Explanation: Cons...

Newton (1642-1727) studied and developed Galileo’s (1564-1642) ideas about motion. He published his laws in a book in Latin “philosophies ...

Velocity Time Graph Velocity time graphs are used to study the variation of velocity of an object with time. The velocity time graph of an...

“The time rate of change of velocity of a body is called acceleration”. Velocity is a vector quantity so any change in magnitude or direct...

Speed: “The time rate of change of distance of a body is called speed”. Speed is a scalar quantity. Unit: Its unit is meter. (m/s). Veloci...

Distance: “The length of actual path traversed by a body in motion is called distance”. The actual path could be straight or curved. Dista...

Integration of Algebraic Functions Tangents and Normals If you differentiate the equation of a curve, you will obtain a formula for the gr...

This section of the article shows how to construct (or draw) a square with the length of a side given. It begins with a given line segment...

A vector can be defined as a quantity that has magnitude and direction. The point A from where the vector begins is known as its initial p...

Let us begin by introducing a few algebraic language. When we write "nπ," where n could be any integer, we mean "any multip...