Home
Class 10
MATHS
A solid right circular cylinder of diame...

A solid right circular cylinder of diameter 12 cm and height 27 cm is moulded into a sphere. The radius of the sphere is

A

9 cm

B

27 cm

C

3 cm

D

8 cm

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MENSURATION

    TARGET PUBLICATION|Exercise Additional Problems for Practice (Based on Practice Set 7.1)|15 Videos
  • MENSURATION

    TARGET PUBLICATION|Exercise Additional Problems for Practice (Based on Practice Set 7.2)|6 Videos
  • MENSURATION

    TARGET PUBLICATION|Exercise Activities for Practice|3 Videos
  • LINEAR EQUATIONS IN TWO VARIABLES

    TARGET PUBLICATION|Exercise Chapter Assessment|20 Videos
  • MODEL QUESTION PAPER

    TARGET PUBLICATION|Exercise Questions|23 Videos

Similar Questions

Explore conceptually related problems

A hemisphere of iron is melted and recast in the shape of a right circular cylinder of diameter 18 cm and height 162 cm. The radius of the hemisphere is

Twelve solid hemispheres of the same size are melted and recast in a right circular cylinder of diameter 7 cm and height 28 cm. What is the radius of the hemispheres?

A cylinder of height 4 cm and base radius 3 cm is melted to form a sphere. The radius of sphere is:

A solid metallic cone of radius 2 cm and height 8 cm is melted into a sphere. Find the radius of sphere.

A solid right circular cylinder of radius 8 cm and height 2 cm is reformed into a right circular cone of height 3 times that of cylinder. The slant height of cone is (A) 6 cm (B) 10 cm (C) 8 cm (D) 12 cm

A metallic cone having base radius 2.1 cm and height 8.4 cm is melted and moulded into a sphere. The radius of the sphere is

A solid cylinder whose radius of the base is 12 cm and the height is 8 cm is melted and made into a solid sphere . The radius of the sphere is ________ cm.

The largest sphere is to be curved out of a right circular cylinder of radius 7 cm and height 14 cm. Find the volume of the sphere.

The largest sphere is to be curved out of a right circular cylinder of radius 7 cm. and height 14 cm. Find the volume of the sphere.

A solid piece of iron of dimensions 49 cm x 33 cm x 24 cm is moulded into a sphere. Find the radius of the sphere.

TARGET PUBLICATION-MENSURATION-Multiple Choice Questions
  1. If capactiy of a water reservoir is 92 . 43 m^(3) then it can hold l...

    Text Solution

    |

  2. During conversion of a solid from one shape to another, the volume th...

    Text Solution

    |

  3. A solid right circular cylinder of diameter 12 cm and height 27 cm is...

    Text Solution

    |

  4. The radii of the top and bottom of a bucket of slant height 10 cm are...

    Text Solution

    |

  5. A frustum of a cone has height 8 cm and radii of upper and lower circ...

    Text Solution

    |

  6. The curved surface area of a frustum of a cone is 21 pi cm^(2) . If t...

    Text Solution

    |

  7. If r(1) = 5 cm, r(2) = 3 cm, h = 9 cm, then the volume of frustum of...

    Text Solution

    |

  8. If theta is the angle (in degrees) of a sector of a circle of radius...

    Text Solution

    |

  9. ("Area of a sector")/("Area of a circle ")=

    Text Solution

    |

  10. If the radius of circle is 6 cm and the central angle is 280^(@), the...

    Text Solution

    |

  11. If ABCD is a square, then the area of the sector shown in the figure ...

    Text Solution

    |

  12. If arcs of radius r cm are drawn with the vertices of an equilatera...

    Text Solution

    |

  13. If the area of a circle is 200 cm^(2) and that of the minor sector is...

    Text Solution

    |

  14. The diameter of a circle is 28 cm. The length of the arc when the cor...

    Text Solution

    |

  15. The angle subtended at the center of a circle of radius 15 cm by an a...

    Text Solution

    |

  16. The area of sector whose radius and length of arc are 3 cm and 16 cm ...

    Text Solution

    |

  17. The area of sector is 40 pi cm^(2) and the length of the correspon...

    Text Solution

    |

  18. If the area of sector and length of the arc of the sector are 54 cm^(...

    Text Solution

    |

  19. If the anugular measure of an arc is 36^(@) and its length is 10 cm, t...

    Text Solution

    |

  20. The area of the shaded region shown in the figure is

    Text Solution

    |