Question

Explain why an iron needle sinks in water,but a ship made of iron floats on water​

Answer 1

Answer:

according to archimedes principle the volume displaced by ship is far greater than that displaced by needle. since the upthrust has the formula =volume displaced ×g× density,as volume increases upthrust increases and hence ship will float on water.

Answer 2

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1. In case of iron needle , the weight of water displaced by needle is much less than the weight of needle, hence, the iron needle sinks into the water. In case of a large iron ship, the weight of water displaced by the ship is higher than the weight of ship, hence the ship floats in water......

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