a piece of iron of density 7.8g/cm cube and volume 100 cm cube is fully immersed in water ( density of water 1g/cm cube ). Calculate -» weight of iron piece in air.-» upthrust of water on iron piece.-» apparent weight of iron piece in water. ( g = 10m/s square )Please guys give me an appropriate answer as soon as possible.
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It displaces less water than its weight and so the nail sinks in water.Whereas an iron ship has more surface area and therefore the volume of water displaced is much greater than the volume of the iron ship or the upthrust is more or equal than the weight of the ship
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