If the distance between two masses is doubled, the gravitational force between them becomes:

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A Doubled
B Halved
C Four times
D One-fourth

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Answer: D. One-fourth

Answer: D) One-fourth
Explanation: By Newton's law of gravitation, F is inversely proportional to d². If the distance becomes 2d, the force becomes F/(2d)² × d² = F/4, i.e. one-fourth.

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If the distance between two masses is doubled, the gravitational force between them becomes:

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