Three sperical balls of masses 1kg, 2kg and 3kg are placed at the corners of an equilateral triangle of side 1m. Find the magnitude of the gravitational force exerted by 2kg and 3kg masses on 1kg mass.
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Explanation:
gravitational force
exerted by 2kg =Gm1m2/r^2
on 1kg
=6.67×10^-11×1×2/(1)^2
=13.34×10^-11 N
gravitational force
exerted by 3kg =Gm1m2/r^2
on 1kg
=6.67×10^-11×1×3/(1)^2
=19.91×10^-11 N
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