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An iron nail sinks whereas ships fleat. ...

An iron nail sinks whereas ships fleat. Give one reason for it.

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The weight of water displaced by the submerged portion of the is more than that of the weight of the ship, Hence ships float, whereas weight of the nail is greater than the weight of water displaced by it. Hence an iron nail sinks.
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SUBHASH PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-NUMERICALS WITH SOLUTIONS
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