What is a geostationary satellite? State its uses.

Explanation

A geostationary satellite will always appears to be stationary relative to earrth.
The time period of geostationary satellite is equals to time period of rotation of earth.
`:.` The period of geostationary orbit t= 24 hours. Satellites in geostationary orbit will revolve round the earth in west to east direction in an equatorial plane.
Uses of geostationary satellites:
1. For study of the upper layers of the atmosphere.
2. For forecasting the changes in atmosphere and weather.
3. for finding the size and shape of earth.
4. For investlgatigating minerals and ores present in the earth's crust.
5. For transmission of T.v. signals.
6. For study of transmission of radio waves.
7. For space research.