Physics Made Simple

Laws of friction :  Force of friction between two surfaces obey the following laws : 1. Friction is an opposing force and comes into play,...

Friction : The opposing force which comes into play in between the surfaces of two bodies, when one is moved over the surface of another i...

Positive Work : From the mathematical expression of work                             W = F.S Cos  θ Where  θ is the smallest angle bet...

Work  Work is said to be done by a force if the point of application of force moves in the direction of force.                          ...

The total number of electric lines of force that cut through a given surface area held perpendicular to the direction of electric lines of ...

Some typical electric field due to different charges are given below: (i ) Isolated Charged Sphere : In an isolated positively charged sp...

An electric line of force is defined as the path traced by a test charge when placed in the electric field. According to coulomb's L...