if distance between earth and sun is increased by 2% then find percentage change in gravitational force acting between them.
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According to Newton Law of Gravitation
F=(Gm1m2)/r^2
So,∆F/F=2×(∆r/r)
=2×2
=4%
F=(Gm1m2)/r^2
So,∆F/F=2×(∆r/r)
=2×2
=4%
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