Home
Class 10
MATHS
The curved surface of a solid metalic s...

The curved surface of a solid metalic sphere is cut in such a way that the curved surface area of a new sphere is half of the previous one. Calculate the ratio of the volumes of the protion cut off and remaining portion of the sphere.

Promotional Banner

Topper's Solved these Questions

  • PATHA BHAVAN

    UNITED BOOK HOUSE|Exercise EXERCISE|55 Videos

  • Pythagoras Theorem

    UNITED BOOK HOUSE|Exercise Exercise |28 Videos

Similar Questions

Explore conceptually related problems

The curved surface of a solid metalic sphere is cut in such a way that the curved surface area of the new sphere new sphere is half of that previous one. Calculate the ratio of the volumes of the portion cut off and remaining portion of the shere.

If the ratio of the curved surface area of two spheres b 4:9, then the ratio of the volumes of the spheres will be

The curved surface of a cylinder and a sphere of equal diameter are equal. The ratio of their volume is

The surface areas of two spheres are in the ratio 1:9. Find the ratio of their volumes.

Curved surface areas of two spheres are in a ratio 1 : 4. Find the ratio of their volumes.

Whole surface area of a solid hemisphere is equal to the curved surface area of a solid sphere. Find the ratio of lenghts of radius of hemisphere and sphere.

The curved surface area and the whole surface area of a hollow sphere are the same.

If the ratio of volumes of two solid spheres is 1:8, the ratio of their curved surface areas is

Total surface area of a solid hemisphere and the curved surface area of a solid sphere are same. Find the ratio of the lengths of the radius of hemisphere and shpere.

UNITED BOOK HOUSE-PATRASAYER BAMIRA GURUDAS INSTITUTION, BANKURA-EXERCISE
  1. If 1/x-1/y alpha 1/(y-x), show that x alpha y.

    Text Solution

    |

  2. If ay - bx/c = cx - az/b = bz - cy/a, then prove that x/a = y/b = z/c.

    Text Solution

    |

  3. If x/(y+z)=y/(z+x)=z/(x+y) prove that the value of each ratio is eithe...

    Text Solution

    |

  4. State and prove Pythagoras theorem.

    Text Solution

    |

  5. Prove that opposite angles of a cyclic quadrilateral are supplementary

    Text Solution

    |

  6. O is any point inside a rectangle. Prove that OA^2+OC^2=OB^2+OD^2.

    Text Solution

    |

  7. ABCD is a cyclic quadrilaterla. Extended AB and DC intersect at P. Pr...

    Text Solution

    |

  8. Geometrically calculate the value of sqrt(23). (Only traces of constru...

    Text Solution

    |

  9. Draw a triangle whose one of the side is 7.2 cm and adjacent angles of...

    Text Solution

    |

  10. Sum of two angles is 135^@ and their difference is pi^c/12. Find the s...

    Text Solution

    |

  11. If costheta= x/sqrt(x^2+y^2) show that x sin theta = y cos theta.

    Text Solution

    |

  12. If sin 17^@ = x/y show that sec 17^@-sin 73^@ = x^2/(ysqrt(y^2-x^2).

    Text Solution

    |

  13. From a point on the roof of five storied building the angle of elevati...

    Text Solution

    |

  14. Mohit, standing in the midst of a field, observes a flying birds in hi...

    Text Solution

    |

  15. The curved surface of a solid metalic sphere is cut in such a way tha...

    Text Solution

    |

  16. A right circular cylindrical tank of 9 metre height is filled with wat...

    Text Solution

    |

  17. Half of the cuboidal water tank with length 2.1m and breadth of 1.5m i...

    Text Solution

    |

  18. find the median of the following frequency distribution

    Text Solution

    |

  19. Find the mode of the following frequency distribution.

    Text Solution

    |

  20. Draw an ogiove (less than type) from the given data.

    Text Solution

    |