A air bubble with a radius R and an iron ball of same radius are present in water. The distance between the centres of bubble and iron ball is 1 m.Neglect the mass of air in the bubble. The mass of water drop whose size is equal to the size of the bubble is 1.5 kg. The densities of water and iron are 1 g/cm3 and 8 g/cm3 respectively. What will be the force between the bubble and iron ball ?

it's answer is 1. 1 × 10 raise to the power -9. 😊😊😊😇

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An air bubble with a radius 4 an iron ball of same radius are present in water. The distance between the centers of bubble and iron ball is 1 m. Neglect the mass of air in the bubble. The mass of water drop whose size is equal to the size of bubble is 1.5 kg . The densities of water and iron are 1 gm/cm3 and 8 gm/cm3 respectively. The force between bubble and iron ball is .... (approximately)

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Please check this answer

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how repulsive force
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How repulsive force explain
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Why is it repulsive force? Why not attractive force which follows the law of universal gravitation
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