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A geostationary satellite

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Important Questions on Gravitation

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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 144
A geostationary satellite has an orbital period of
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 145
The relay satellite transmits the T.V. programme continuously from one part of the world to another because its
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 146
For a satellite that orbits as close to the earth's surface as possible, which of the following statements is incorrect?
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 147
How much energy will be required if a mass of 100 kg escapes from the earth? Re=6.4×106 m, g=10 m s-2
 
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 148
A body of mass 50 kg is suspended using a spring balance inside a lift at rest. If the lift starts falling freely, the reading of the spring balance is
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 149
The ratio of the binding energy of a satellite at rest on earth's surface to the binding energy of a satellite of same mass revolving around the earth at a height h above the earth's surface is  (R= radius of the earth).
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 150
If R is the radius of earth and g is acceleration due to gravity on the surface of the earth, then binding energy of the satellite of mass m at the height h above the earth's surface is (r is orbital radius of satellite)
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Physics Crash Course MHT-CET>Chapter 5 - Gravitation>Exercise 1>Q 151
The distance of a geostationary satellite from the centre of the earth (Radius, R=6400 km) is nearest to