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A nail sinks in water whereas it floats ...

A nail sinks in water whereas it floats on mercury.

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Density of iron `lt` density of mercury. So, iron nail floats in mercury.
Density of iron `gt` density of water. So, iron nail sinks in water.
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ICSE-FLUIDS-TOPIC 2 (2 Marks Questions )
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  2. What is the centre of buoyancy? State its position for a floating body...

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  3. A nail sinks in water whereas it floats on mercury.

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  4. A piece of iron sinks in water, but a slip made of iron floats in wate...

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  9. Explain the following: As a ship in harbour is being unloaded, it slo...

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  10. A block of wood is so loaded that it just floats in water at room temp...

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  11. A block of wood is so loaded that it just floats in water at room temp...

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  12. A body of volume V and density PS, floats with volume v inside a liqui...

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  13. The density of iron is 7.8xx 10^3 "kg m"^(-3) What is its relative de...

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  14. The density of iron is 7800 "kg m"^(-3) . What do you understand by t...

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  15. The relative density of silver is 10.8. Find its density.

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  16. Calculate the mass of air in a room of dimensions 4.5 m x 3.5 m x 2.5 ...

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  17. A piece of stone of mass 113 g sinks to the bottom in water contained ...

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  18. A solid iron ball of mass 500 g is dropped in mercury contained in a b...

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  19. A solid iron ball of mass 500 g is dropped in mercury contained in a b...

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  20. A piece of wax floats in brine. What fraction of its volume will be im...

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