Question
Sat September 21, 2013 By: Nivedha Menon
 

Show that if the earth attracts two bodies, A and B placed at the same distance from the centre of the earth with the same force, then their masses are equal

Expert Reply
Sun September 22, 2013
let them be separated from earth at a distance of r each having masses as Ma and Mb
and masss of earth be Me
thus force between A and earth: Fea = GMeMa/r2
and force between B and earth: Feb = GMeMb/r2
thus Fea = Feb
hence Ma = Mb
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