Home
Class 10
MATHS
A metallic sphere of diameter 30 cm is m...

A metallic sphere of diameter 30 cm is melted and recast into a cylinder of radius 10 cm. Find the height of the cylinder.

Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    VGS PUBLICATION-BRILLIANT|Exercise CREATIVE BITS FOR CCE MODEL EXAMINATION|201 Videos
  • COORDINATE GEOMETRY (MULTIPLE CHOICE QUESTION)

    VGS PUBLICATION-BRILLIANT|Exercise COORDINATE GEOMETRY(MULTIPLE CHOICE QUESTION)|30 Videos
  • PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

    VGS PUBLICATION-BRILLIANT|Exercise EXERCISE|262 Videos

Similar Questions

Explore conceptually related problems

A metallic sphere of radius 4.9 cm is melted and recast into the shape of a cylinder of radius 7 cm. Find the height of cylinder.

A metallic sphere of radius 5.4 cm is melted and recast into the shape of a cylinder of radius 9 cm. Find the height of the cylinder.

A metallic sphere of radius 2.1 cm. is melted and recast into the shape of a cylinder of radius 3cm. Find the height of the cylinder.

A metallic sphere of radius 4.2 cm. is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder.

The radii of the internal and external surfaces of a hollow spherical shell are 2 cm and 4 cm respectively. If it is melted and recast in to a solid cylinder of radius 2 sqrt 2 cm . Find the height of the cylinder.

A metallic sphere of radius ‘r’ is melted and recast into the shape of solid cylinder of radius ‘r’, the height of the cylinder is

The diameter of the internal and external surfaces of a hollow hemisperical shell are 6 cm. and 10 cm. respectively. It is melted and recast into a solid cylinder of diameter 14 cm. Find the height of the cylinder.

The diameter of a solid sphere is 6 cm. It is melted and recast into a solid cylinder of height 4 cm. Find the radius of cylinder.

A solid metallic sphere of diameter 14 cm is melted and recast into a number of smaller cones, each of radius 2 1/3cm and height 2 cm. Find the number of cones so formed.

A solid metallic sphere of diameter 28 cm is melted and recast into a number of smaller cones, each of diameter 4""2/3 and height 3 cm. Find the number of cones so formed.

VGS PUBLICATION-BRILLIANT-MENSURATION-EXERCISE
  1. How many silver coins of diameter 5 cm and thickness 4 mm have to be m...

    Text Solution

    |

  2. A toy is made with seven equal cubes of sides sqrt7 cm. Six cubes are ...

    Text Solution

    |

  3. A metallic sphere of diameter 30 cm is melted and recast into a cylind...

    Text Solution

    |

  4. Draw a cone and label them.

    Text Solution

    |

  5. A cylindrical tank of radius 7 m has water to some level. If 110 cubes...

    Text Solution

    |

  6. A solid iron has cylinderical shape. Its height is 11 cm. and base dia...

    Text Solution

    |

  7. Find the volume of a sphere of radius 21 cm. (Take pi=22/7)

    Text Solution

    |

  8. State the relation between r and l (slant height) of a cone.

    Text Solution

    |

  9. What is area of required cloth to make 10 conical hats having 7 cm gro...

    Text Solution

    |

  10. Which kind of cones are formed by rotating on their axis of following ...

    Text Solution

    |

  11. Find the volume and total surface area of a hemisphere whose radius is...

    Text Solution

    |

  12. A circle having 21 cm radius is cut into 3 equal parts to make 3 equal...

    Text Solution

    |

  13. Define "Regular cone". Deduce formula for slant height of a regular co...

    Text Solution

    |

  14. The radius of a conical tent is 5m and its height is 12m. Calculate th...

    Text Solution

    |

  15. Radius of a cone is 'r', height is 'h' and its slant height is 'l' the...

    Text Solution

    |

  16. Lateral surface area of a right circular cone =pirl, where ‘l’ is ……….

    Text Solution

    |

  17. Radius, height, slant height of a cone are r, h, l, then 'l' value in ...

    Text Solution

    |

  18. Ratio of volumes of two spheres is 8:27 then ratio of their curved sur...

    Text Solution

    |

  19. A solid ball is exactly fitted inside the cubical box of side 'a'. The...

    Text Solution

    |

  20. If the total surface area of cube is 96 cm^(3), then side of cube is …...

    Text Solution

    |