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Calculate the gravitational force between the earth of mass 2.6×10^8 and a book of 5.6×10^2kg dipped of the group,a distance of 4.2 m from the earth center .

Answer :

sHADoWoFHeART01

Explanation:

escape velocity, in astronomy and space exploration, the velocity needed for a body to escape from a gravitational centre of attraction without undergoing any further

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