3. The gravitational field strength at some position far above the earth is 8.2 N/kg.a. What force will act on the following masses, at this position?1. 2.0 kgII.III.500.0 kgHow far from the centre of the earth is this position? What is the altitude of this position?4. An astronaut is on a rotating space station with a radius of 2.0 x 10² m. What speed of the astronautand period of rotation will make the astronaut feel as if she is experiencing her normal earth weight?

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3. The gravitational field strength at some position far above the earth is 8.2 N/kg. a. What force will act on the following masses, at this position? 1. 2.0 kg II. 500.0 kg III. How far from the centre of the earth is this position? What is the altitude of this position?