Home
Class 14
MATHS
A hemisphere of lead of radius 6 cm i...

A hemisphere of lead of radius 6 cm is cast into a right circular cone of height 75 cm. The radius of the base of the cone is (a) 1.4 cm       (b) 2 cm      (c) 2.4 cm    (d) 4.2 cm

Promotional Banner

Topper's Solved these Questions

  • TRUE DISCOUNT

    RS AGGARWAL|Exercise All Questions|26 Videos

Similar Questions

Explore conceptually related problems

A hemisphere of lead of radius 6 cm is cast into a right circular cone of height 75 cm. Find the radius of the base of the cone.

A hemisphere of lead of radius 9 cm is cast into a right circular cone of height 72 cm. Find the radius of the base of the cone.

A hemisphere of lead of radius 7cm is cast into a right circular cone of height 49cm. Find the radius of the base.

A hemispherical of lead of diameter 14 cm is cast into a right circular cone of height 14 cm. The radius of the base of the cone is :

A sphere of diameter 12.6 cm is melted and cast into a right circular cone of height 25.2 cm. The radius of the base of the cone is

A copper sphere of radius 3 cm is melted and recast into a right circular cone of height 3 cm. Find the radius of the base of the cone.

A sphere of diameter 15.6 cm is melted and cast into a right circular cone of height 31.2 cm. Find the diameter of the base of the cone.

A metallic sphere of radius 6 cm is melted and recast into a sphere of cone of height 24 cm. Find the radius of base of the cone.

The volume of a right circular cone of height 12 cm and base radius 6 cm, is

RS AGGARWAL-VOLUME AND SURFACE AREAS-All Questions
  1. The ratio of the volumes of a hemisphere and a cylinder circumscrib...

    Text Solution

    |

  2. A metallic hemisphere is melted and recast in the shape of a cone with...

    Text Solution

    |

  3. A hemisphere of lead of radius 6 cm is cast into a right circular c...

    Text Solution

    |

  4. A hemisphere and a cone have equal bases. If their heights are also...

    Text Solution

    |

  5. If the radius of the base and height of a cylinder and cone are eac...

    Text Solution

    |

  6. A solid body is made up of a cylinder of radius r and height r , a ...

    Text Solution

    |

  7. A solid cylinder of base radius 7 cm and height 24 cm is surmounted...

    Text Solution

    |

  8. A solid is in the form of a right circular cylinder with hemispheri...

    Text Solution

    |

  9. A sphere of maximum volume is cut out from a solid hemisphere of ra...

    Text Solution

    |

  10. What is the volume in cubic cm of a pyramid whose area of the base ...

    Text Solution

    |

  11. If a regular square pyramid has a base of side 8 cm and height 30 c...

    Text Solution

    |

  12. The base of a pyramid is an equilateral triangle of side 1 m. If th...

    Text Solution

    |

  13. A right pyramid is on a regular hexagonal base. Each side of the ba...

    Text Solution

    |

  14. A pyramid has an equilateral triangle as its base of which each sid...

    Text Solution

    |

  15. A right pyramid has an equilateral triangular base of side 4 units....

    Text Solution

    |

  16. Length of each edge, of a regular tetrahedron is 1 cm. Its volume i...

    Text Solution

    |

  17. The volume of a right circular cone which is obtained from a wooden...

    Text Solution

    |

  18. Base of a right prism is a rectangle, the ratio of whose length and...

    Text Solution

    |

  19. The radius of a cylinder is 5m more than its height. If the curved ...

    Text Solution

    |

  20. The radius of base and curved surface area of a right cylinder is '...

    Text Solution

    |