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The masses of two object are doubled and the distance between them is halved then the gravitational force acting between them becomes...........Options =>1. remains constant2. Decrease by 63%3. Decrease by 89%4. Decrease by 89%.....(I need full solution cause i have ans and i am not getting question) |
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Answer» Gravitational FORCE between two objects is given as F = GMM / d² Now, let's say 100% = GMm/d² ......(1) After masses are doubled and distance halved F' = G(2M × 2m) / (d/2)² = 4GMm / (d²/4) = 16Gmm/d² From equation (1) = 16 × 100% = 1600% %CHANGE in force = 1600% - 100% = 1500% OPTIONS which you've provided might be of a different question. |
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