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प्रश्न
Why are some satellites called geostationary?
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उत्तर
Since Earth also rotates once in 24 hours, a satellite stays in a fixed position relative to a point on Eqrth’s surface. Because the satellite stays over the same spot all the time, this kind of orbit is called ‘geostationary’.
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संबंधित प्रश्न
Complete the following table.
Name the first artificial satellite sent by Russia in space.
Calculate the critical velocity of the satellite to be located at 35780 km above the surface of earth.
What is Medium Earth Orbit?
Write a note on orbital velocity
Numerical problem.
At an orbital height of 400 km, find the orbital period of the satellite.
Write down the formula of orbital velocity.
Calculate the time taken by a satellite for one revolution revolving at a height of 6400 km above the earth's surface with a velocity of 5.6 km/s.
Complete the Following table.
| Sr. no. | Type of Satellite | The names of Indian Satellite and launcher |
| (1) | Navigational Satellite | Satellite: ______ |
| Launcher: ______ | ||
| (2) | Earth Observation Satellite | Satellite: ______ |
| Launcher: ______ |
The orbit of a satellite is exactly 35780 km above the earth's surface and its tangential velocity is 3.08 km/s.
How much time the satellite will take to complete one revolution around the earth?
(Radius of earth = 6400 km.)
