Home
Class 11
PHYSICS
When a piece of cork of specific gravity...

When a piece of cork of specific gravity 0.25 is tied with a metal piece of specific gravity 8, the combination is found neither to float nor to sink in alcohol of specific gravity 0.8. What is the ratio of the masses of the piece of cork and the piece of metal?

Text Solution

Verified by Experts

The correct Answer is:
`9 : 22`
Promotional Banner

Topper's Solved these Questions

  • HYDROSTATICS

    CHHAYA PUBLICATION|Exercise HOTS NUMERICAL PROBLEMS|21 Videos

  • HYDROSTATICS

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (ASSERTION-REASON TYPE)|7 Videos

  • HYDROSTATICS

    CHHAYA PUBLICATION|Exercise PROBLEM SET - I|29 Videos

  • FRICTION

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|7 Videos

  • KINETIC THEORY OF GASES

    CHHAYA PUBLICATION|Exercise CBSE Scanner|9 Videos

Similar Questions

Explore conceptually related problems

A piece of iron (specific gravity = 7.8) sinks in water, but floats on mercury (specific gravity = 13.6) - explain why.

The internal and external diameters of a sphere are 8 cm and 10cm respectively. The sphere neither floats nor sinks in a liquid of specific gravity 1.5g*cm^(-3) . Calculate the density of the material of the sphere.

A piece of cork of density 0.25g*cm^(-3) , attached to a metal piece of mass 10 g and of density 5g*cm^(-3) , is found to float completely immersed in water. Determine the volume of the piece of cork.

There is a cavity of radius r present in a sphere made of concrete of radius R. The cavity is filled with sawdust. The sphere floats just immersed in water. The specific gravities of concrete and sawdust are 2.4 and 0.3 respectively. What is the ratio of the masses of concrete and sawdust?

A piece of wood of volume 20.5cm^(3) is tied to a piece of lead of volume 1cm^(3) . State whether the combination will sink or float in water. [Specific gravity of wood and lead are respectively 0.5 and 11.4]

What amount of concentrated sulphuric acid (specific gravity 1.8) should be mixed with 1 L of water so that specific gravity of the mixture becomes 1.24?

A container has 90 g sulphuric acid of specific gravity 1.8. If 90g of water is mixed it, then what will be the contraction in volume during the preparation of the mixture? [specific gravity of the mixture = 1.5]

A piece of wood weights 40gxxg in air. A piece of brass of mass 12 g is tied to the wooden piece and the combination floats just totally immersed in water. If the specific gravity of brass is 8.5, calculate the specific gravity of wood. [Density of water = 1g*cm^(-3) ]

CHHAYA PUBLICATION-HYDROSTATICS-PROBLEM SET - II
  1. The external and internal diameters of a hollow sphere are 6 cm and 8 ...

    Text Solution

    |

  2. By means of a hydrostatic balance, it is found that an iron cylinder a...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |