Home
Class 10
MATHS
A tank of length 21 dcm, breadth 11 dcm ...

A tank of length 21 dcm, breadth 11 dcm and 6 dcm deep is half filled with water. If 100 solid iron balls of diameter 21 cm are completely immersed in the tank, then how much dcm of water level is raised?

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2017

    UNITED BOOK HOUSE|Exercise Exercise |55 Videos
  • QUESTION PAPER 2020

    UNITED BOOK HOUSE|Exercise Exercise |51 Videos

Similar Questions

Explore conceptually related problems

Half of a tank of length 21 dcm , breadth 11 dcm and depth 6 dcm and depth 6 dcm is full of water . If 100 spheres made of iron and of diameter 21 cm each are fully immeresed into this water of tank , then how many dcm of the water - level of the tank will be raised ?

Half of a tank of length 5 metre , breadth 4 metre and height 2.2 metre , is filled with water How many iron - bullets of radius 5 cm each should be completely immersed into the water of the tank so that the tank full to the brim ?

Half of a cuboidal water tank with length of 2· 1 m and breadth of 1·5 m is filled with water. If 630 litres water is poured more into the tank, then calculate the depth of water that will be increased by.

A part of a cuboidal pot of length 15 cm and of breadth 12 cm is full of water If a cube of side 9 cm each be submerged into the water of the pot, then how much the water-level of the pot will be raised ?

A long jar of diameter 7 cm contains some water. An iron-cylinder of diameter 5.6 cm and of length 5 cm is completely immersed in its water. How much water-level will be raised in the cylinder ?

There is some water in a right circular cylindrical pot of diameter 24 cm . How much the height of water - level will be increased if 60 solid conical iron piece of diameter 6 cm and of height 4 cm each are completely immersed into that water ?

Half of the cuboidal water tank with length 2.1m and breadth of 1.5m is filled with water. If 630 lit water is poured more into the tank, then calculate and write the depth that will be increased by.

There are some water in a long gas jar of 7 cm diameter. If a solid right circular cylindrical pipe of iron having 5 cm length and 5*6 cm diameter be immersed completely in that water, calculate how much the level of water will rise.

Length of radius and height of a right circular draw are 21 cm and 21 cm respectively and the length of radius of a solid sphere is 21 cm are taken. After filling the dram completely with water, the sphere was totally immersed and then picked up. Now measure the depth of te level of water in the dram.

How many centimetres the water - level of a partly filled cylindrical pot of diameter 12 cm will be rise if sphere of diameter 6 cm is immeresed in it ?

UNITED BOOK HOUSE-QUESTION PAPER 2018-Exercise
  1. The digit in the unit's place of a two figited number is 6 more than t...

    Text Solution

    |

  2. Answer any One question : Find the simplest value of : sqrt7(sqrt5 - ...

    Text Solution

    |

  3. If x prop y and y prop z, then prove that : (x^2+y^2+z^2) prop (xy+yz+...

    Text Solution

    |

  4. Answer any One question : If a+b-c/a+b = b+c-a/b+c = c+a-b/c+a and a+...

    Text Solution

    |

  5. If x : a = y : b = z : c,then show that : (a^2+b^2+c^2)(x^2+y^2+z^2) =...

    Text Solution

    |

  6. Answer any One queation : Prove that, if a perpendicular is draw on t...

    Text Solution

    |

  7. Prove that the tangent and the radius through the point of contact of ...

    Text Solution

    |

  8. Answer any One question : In triangleABC, AD is perpendicular on BC a...

    Text Solution

    |

  9. A straight line intersects one of the two concentric circles at the po...

    Text Solution

    |

  10. Answer any One queation : Construct two circles of radii 4 cm and 2 c...

    Text Solution

    |

  11. Construct a triangle whose two sides are 9 cm and 7 cm and the angle b...

    Text Solution

    |

  12. Answer any Two questions : An are of length 220 cm of a circle makes ...

    Text Solution

    |

  13. If cos^2 theta - sin^2 theta =1/2, then find value of tan^2 theta.

    Text Solution

    |

  14. Find the value of : (sec17^@)/(cosec73^@)+(tan68^@)/(cot22^@)+cos^244^...

    Text Solution

    |

  15. Answer any One question : The length of the shodow of a post becomes ...

    Text Solution

    |

  16. A man standing on a railway bridge 5sqrt3 meters high, observes the en...

    Text Solution

    |

  17. Each side of a cube is decreased by 50%. Calculate the ratio of the vo...

    Text Solution

    |

  18. The total surface area of a right circular cylinrical pot without lid ...

    Text Solution

    |

  19. A tank of length 21 dcm, breadth 11 dcm and 6 dcm deep is half filled ...

    Text Solution

    |

  20. Find the median of given data :

    Text Solution

    |