Question

An air bubble with a radius of 4 and 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 8gm/cm³ respectively. The force between the iron ball and bubble is (approx.) ------​

Answer 1

Explanation:

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