Home
Class 10
MATHS
Find the weight of a hollow sphere of ...

Find the weight of a hollow sphere of metal having internal and external diameters as 20 cm and 22 cm, respectively if `1\ cm^3` of metal weighs 21 g.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    RD SHARMA ENGLISH|Exercise All Questions|250 Videos

  • TRIANGLES

    RD SHARMA ENGLISH|Exercise All Questions|366 Videos

Similar Questions

Explore conceptually related problems

A hollow sphere of internal and external diameters 4 cm and 8 cm respectively is melted into a cone of base diameter 8 cm. Find the height of the cone.

Find the approximate volume of metal in a hollow spherical shell whose internal and external radii are 3 cm and 3.0005 cm, respectively.

Find the approximate volume of metal in a hollow spherical shell whose internal and external radii are 3 cm and 3.0005 cm, respectively.

Find the approximate volume of metal in a hollow spherical shell whose internal and external radii are 3 cm and 3.0005 cm, respectively.

find the approximate volume of metal in a hollow spherical shell whose internal and external radii are 3cm and 3.0005cm, respectively.

A hollow sphere of internal and external diameters 4 cm and 8 cm respectively is melted into a cone of base diameter 8 cm. Calculate the height of the cone.

A hollow sphere of internal and external diameters 4 cm and 8 cm respectively is melted into a cone of base diameter 8 cm. The height of the cone is (a) 12 cm (b) 14 cm (c) 15 cm (d) 18 cm

The internal and external diameters of a hollow hemispherical vessel are 21 cm and 28 cm respectively. Find : total surface area,

The internal and external diameters of a hollow hemispherical vessel are 21 cm and 28 cm respectively. Find : volume of material of the vessel.

A hollow spherical shell is made of a metal of density 4.5 g per cm^(3) . If its internal and external radii are 8 cm and 9 cm, respectively find the weigth of the shell.

RD SHARMA ENGLISH-SURFACE AREAS AND VOLUMES-All Questions
  1. A metallic spherical shell of internal and external diameters 4 cm and...

    Text Solution

    |

  2. The larges sphere is carved out of a cube of side 10.5 cm. Find the...

    Text Solution

    |

  3. Find the weight of a hollow sphere of metal having internal and exte...

    Text Solution

    |

  4. A solid sphere of radius ' r ' is melted and recast into a hollo...

    Text Solution

    |

  5. Lead spheres of diameter 6 cm are dropped into a cylindrical beaker...

    Text Solution

    |

  6. The height of a solid cylinder is 15 cm and the diameter of its bas...

    Text Solution

    |

  7. The solid is composed of a cylinder with hemispherical ends. If the ...

    Text Solution

    |

  8. The surface area of a sphere is the same as the curved surface area...

    Text Solution

    |

  9. A cylinder and a cone have equal radii of their bases and equal hei...

    Text Solution

    |

  10. A rectangular vessel of dimensions 20 c mxx16 c mxx11 c m . is full...

    Text Solution

    |

  11. If r1 and r2 be the radii of two solid metallic spheres and if they ...

    Text Solution

    |

  12. A solid metal sphere of 6 cm diameter is melted and a circular shee...

    Text Solution

    |

  13. A hemispherical tank full of water is emptied by a pipe at the rate o...

    Text Solution

    |

  14. Find the number of coins 1.5 cm in diameter and 0.2 cm thick, to be...

    Text Solution

    |

  15. An iron pillar consists of a cylindrical portion of 2.8 m. height and...

    Text Solution

    |

  16. A circus tent is cylindrical to a height of 3 metres and conical ab...

    Text Solution

    |

  17. Height of a solid cylinder is 10 cm and diameter 8 cm. Two equal co...

    Text Solution

    |

  18. The height of a solid cylinder is 15 cm. and the diameter of its ba...

    Text Solution

    |

  19. The solid is composed of a cylinder with hemispherical ends. If the ...

    Text Solution

    |

  20. The largest sphere is to be curved out of a right circular cylinder ...

    Text Solution

    |