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What should be the minimum area of an ic...

What should be the minimum area of an ice block of thickness 30 cm so that it can float on water with a man of mass 90 kg on it? The density of ice = `0.9g*cm^(-3)`.

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The correct Answer is:
`3m^(2)`
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CHHAYA PUBLICATION-HYDROSTATICS-PROBLEM SET - II
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  2. By means of a hydrostatic balance, it is found that an iron cylinder a...

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  3. A piece of cork of density 0.25g*cm^(-3), attached to a metal piece of...

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  4. When a body of mass 200 g is placed on a wooden cube, the cube floats ...

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  5. When a piece of cork of specific gravity 0.25 is tied with a metal pie...

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  6. What should be the minimum area of an ice block of thickness 30 cm so ...

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  7. A metallic sphere of radius 4 mm sinks in water. If it is coated with ...

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  8. A vessel contains mercury and water. An iron cylinder just floats vert...

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  9. A string can withstand a maximum tension of 3kgxxg. A stone of mass 3....

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  10. Two bodies of identical size but made of different materials remain im...

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  11. A hollow spherical glass ball sinks in spirit (density 0.8g*cm^(-3)) r...

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  12. When a body is put into three liquids in succession, it floats with 1/...

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  13. The weights of a body in air and water are W and W' respectively. Prov...

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  14. A body floats on a liquid of specific gravity S(1) with f part of it i...

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  15. When a body floats in a liquid, x part of its volume remains exposed t...

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  16. The density of the material of a body is 0.76g*cm^(-3) and its weight ...

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  17. There is a cavity of radius r present in a sphere made of concrete of ...

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  18. Two bodies weigh the same when measured in water. The mass of one is 3...

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  19. The volume and mass of a buoy are 1000 L and 950 kg respectively. It i...

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  20. A piece of cork (density 0.8g*cm^(-3)) is placed at the bottom of wate...

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