How does the force of gravitation between two objects change when the distance between them is (a) doubled (b) halved?
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Answer:
a) the force of gravitation decreases 1/4 of its original value.
b) the force of gravitation increases 4 times of its original value.
Explanation:
as we know that
F=GmM/r^2
according to this formula u have to put the value of r
a) its value is 2r so F decreases 1/4
b) its value is r/2 so F increases 4 times
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