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A satellite is placed in a circular orbit of radius R around the earth. (a) What are the forces acting on the satellite? Write down the equilibrium condition. (b) Derive an expression for the time period of the satellite. (c) What conditions must be satisfied by a geocentric satellite? (d) What is the period of a geosynchronous satellite? (e) Calculate the radius of orbit of a geocentric satellite from the centre of the earth. |
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