Gravity - QS Study

### Material Research of Escape Velocity

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......

### Why Satellite Revolving very near to the Earth’s Surface?

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

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

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......

### Velocity of the Artificial Satellite

Velocity of the artificial satellite Suppose the height of a satellite is h from the surface of the earth and if R is the radius......

### How to Launch an Artificial Satellite in the Space?

Launching of an artificial satellite in the space: In order to place an artificial satellite in the orbit, necessary very high velocity is provided by......

### Artificial Satellite Explanation

Artificial Satellite Artificial satellites are human-built objects orbiting the Earth and other planets in the Solar System. The satellite that is created by man based......

### What is Natural Satellite and Artificial Satellite?

Natural satellite: The materials or stars which revolve round a planet are called satellites. The satellites which are created naturally are called natural satellites. For......

### Orbital Velocity

Orbital velocity Objects that travel in uniform circular motion around the Earth are said to be “in orbit”. The velocity of this orbit depends on......

### Application of Gravitational Law

Application of Gravitational Law We can determine acceleration due to gravity at any point using Newton’s law of gravitation. Besides we can determine mass of......

### Escape Velocity

Escape Velocity If we drop a thing from up it falls downward. If we throw a stone vertically upwards, it rises to a maximum height......

### Centre of Mass

Centre of mass We know, a body is composed of many small particles. If it is considered that all the masses of these small particles......