A geostationary satellite is orbiting the earth at a height 6R above the surface of earth. Its speed is slowed down such that it orbits the earth following the elliptical path just touching the earth's surface. The period of slowed down satellite is

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• 1 Units and Measurement
• 2 Motion in a Straight Line
• 3 Motion in a Plane
• 4 Laws of Motion
• 5 Work, Energy and Power
• 6 System of Particles and Rotational Motion
• 7 Gravitation
• 8 Mechanical Properties of Solids
• 9 Mechanical Properties of Fluids
• 10 Thermal Properties of Matter
• 11 Thermodynamics
• 12 Kinetic Theory
• 13 Oscillations
• 14 Waves
• 15 Physical World