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Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 12 - Gravitation > Satellite A of mass ‘m’ is at a distance of ‘r’ from the surface of the earth. Another satellite B of mass ‘2m’ is at a distance of ‘2r’ from the earth’s center. Their time periods are in the ratio of:

Satellite A of mass ‘m’ is at a distance of ‘r’ from the surface of the earth. Another satellite B of mass ‘2m’ is at a distance of ‘2r’ from the earth’s center. Their time periods are in the ratio of:

For a satellite escape velocity is 11 km/s. If the satellite is launched at an angle of 60 degree with the vertical then escape velocity will be: