The magnitude of the gravitational force between two part...
The magnitude of the gravitational force between two particles 0.10m apart is 10N. If the distance between them is increased to 0.20m, calculate the magnitude of the new force
40.0N
20.0N
5.0N
2.5N
Correct answer is D
g1=Gm1m2r21
m1m2=gr21G
g2=Ggr21Gr22=10×0.120.22
= 2.5N
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