A weight of a mass is given by m*g, where g = 9.81 m/s^2. At what distance from the Earth does the weight become half.
The weight of a an object is the force exerted on the object by the gravitational pull of the Earth.
If the mass of the Earth is taken as Me, the radius of the Earth is Re; we get the gravitational force between the Earth and an object of mass...
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