Home
Class 10
MATHS
The surface area of a sphere is same ...

The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. The radius of the sphere is (a) 3 cm (b) 4 cm (c) 6 cm (d) 12 cm

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

The surface area of a sphere is the same as the curved surface area of a cone having the radius of the base as 120 cm and height 160 cm. Find the radius of the sphere.

Find the curved surface area of a right circular cone whose slant height is 10 cm and base radius is 7 cm

The radius of a sphere is sqrt(7) cm . Find its curved surface area.

Find the curved surface area and total surface area of a right circular cylinder whose height is 15cm and the radius of the base is 7cm. (T a k e\ pi=(22)/7)

Find the curved surface area of the cylinder whose height is 20 cm and the radius of base is 7 cm.

The diameter of a sphere is 2 sqrt(3) cm . Find its curved surface area.

Find the curved surface area and the total surface area of a right circular cyclinder whose height is 15 cm and the diameter of the cross- sections is 14 cm

Find the (i) curved surface area (ii) total surface area and (iii) volume of a right circular cylinder whose height is 15cm and the radius of the base is 7cm.

Find the total surface area of a right circular cone with radius 6cm and height 8cm.

The radius of a sphere is 1.23 cm. What is its surface area?

RD SHARMA ENGLISH-SURFACE AREAS AND VOLUMES-All Questions
  1. The volumes of two spheres are in the ratio of 64 : 27. The ratio o...

    Text Solution

    |

  2. If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted t...

    Text Solution

    |

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

    Text Solution

    |

  4. The volume of the greatest sphere that can be cut off from a cylindr...

    Text Solution

    |

  5. A cylindrical vessel of radius 4 cm contains water. A solid sphere ...

    Text Solution

    |

  6. 12 spheres of the same size are made from melting a solid cylinder o...

    Text Solution

    |

  7. A solid metallic spherical ball of diameter 6 cm is melted and reca...

    Text Solution

    |

  8. A hollow sphere of internal and external diameters 4 cm and 8 cm re...

    Text Solution

    |

  9. A solid piece of iron of dimensions 49xx33xx24 cm is moulded int...

    Text Solution

    |

  10. The ratio of lateral surface area to the total surface area of a cyl...

    Text Solution

    |

  11. A solid consists of a circular cylinder with an exact fitting right...

    Text Solution

    |

  12. Find the maximum volume of a cone that can be carved out of a solid ...

    Text Solution

    |

  13. The radii of the bases of two cylinders are in the ratio 3 : 5 and ...

    Text Solution

    |

  14. A right circular cylinder of radius r and height h\ (h gt 2r) just ...

    Text Solution

    |

  15. The radii of the circular ends of a frustum are 6 cm and 14 cm. If i...

    Text Solution

    |

  16. The height and radius of the cone of which the frustum is a part are...

    Text Solution

    |

  17. The diameters of the ends of a frustum of a cone are 32 cm and 20 cm...

    Text Solution

    |

  18. A solid frustum is of height 8 cm. If the radii of its lower and upp...

    Text Solution

    |

  19. The radii of the ends of a bucket 16 cm high are 20 cm and 8 cm. Th...

    Text Solution

    |

  20. The diameters of the top and the bottom portions of a bucket are 42 cm...

    Text Solution

    |