Physics

Ionic Bond While mixing a metal with a non-metal normally one or more electrons are donated by metal atom to non-metal atom. Consequently metal atom…

Inter Atomic Force in Gases Interatomic distance in gases is very large and interatomic force is very small compared to solids and liquids. So, in…

Bonding of Matter Whatever we see around us, all of them are either elements or compounds. In materials there are innumerable numbers of molecules. Molecules…

Inter Molecular Attractive All materials are composed of very tiny particles called atoms and molecules. Within these atoms and molecules there exist different types of attraction.…

Interatomic Force in Solids Solid body has fixed shape and volume. Due to strong attracting force particles remain very close to each other. Inter atomic…

Inter Atomic Force in Liquids In liquid state, inter-atomic force between particles constituting the material is relatively small. For this, the particles do not remain…

We know, escape velocity of the earth is 11.2 kms-1. That means, in order to escape from the earth or in order to escape the…

Satellite revolving very near to the earth’s surface: If a satellite remains very near to the earth’s surface, i.e., if h is very small compared…

Summary of Galileo’s Laws and Keplers’ Laws Galileo’s laws: First law: In vacuum all the freely falling bodies starting from rest traverse equal distance at…

Geo-stationary satellite: If an artificial satellite is placed in an orbit of the equatorial plane in such a way, that it is concentric and coplanar…