Question
Asked Dec 19, 2019
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How much time is taken for complete revolution of a satellite in close orbit about the Earth?

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Expert Answer

Step 1

Given:

Mass of the earth = 6 X 1024 kg

Radius of the earth = 6371 km

Gravitational constant = 6.67 X 10-11 m3kg-1s-2

Step 2

Time period of the satellite ...

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Т - 2л Gm; where, ris the radius of the earth m; is the mass of the earth Gis the gravitational constant plug in the values (6371000) Т%-D 2л, 6.67x10-11 ×6×10²4 T = 27 x 803.85 T = 5050.71s T = 84.18 min

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Gravitation

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