Home
Class 14
MATHS
How many iron rods, each of length 7 ...

How many iron rods, each of length 7 m and diameter 2 cm can be made out of 0.88 cubic metre of iron?

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TRUE DISCOUNT

    RS AGGARWAL|Exercise All Questions|26 Videos

Similar Questions

Explore conceptually related problems

The number of iron rods, each of length 7 m and diameter 2 cm that can be made out of 0.88 cubic metres of iron is (pi=(22)/(7))

How many iron rods each of length 14 m and diameter 4 cm can be made out of 0.88 m^(3) of iron ?

An iron rod of length 20 cm and diameter 1 cm is placed inside a solenoid on which the number of turns is 600.The relative permeability of the rod is 1000.If a current of 0.5 A ios placed in the solenoid,then magnetisation of the rod will be

How many solid lead balls each of diameter 2 mm can be made from a solid lead ball of radius 8 cm ?

How many spherical lead shots of diameter 4 cm can be made out of a solid cube of lead whose edge measures 44 cm?

An iron wire of length 4 m and diameter 2 mm is loaded with a weight of 8 kg. if the Young's modulus Y for iron is 2xx10^(11)N//m^(2) then the increase in the length of the wire is

How many cubes each of surface area 24 sq. dm can be made out of a metre cube, without any wastage :

In how many parts a rod of length 19.5 m can be broken of equal length of 65 cm?

RS AGGARWAL-VOLUME AND SURFACE AREAS-All Questions
  1. If the capacity of a cylindrical tank is 1848 m^3 and the diameter of ...

    Text Solution

    |

  2. 2.2 cubic dm of lead is to be drawn into a cylindrical wire 0.50 cm...

    Text Solution

    |

  3. How many iron rods, each of length 7 m and diameter 2 cm can be mad...

    Text Solution

    |

  4. A well with 14m diameter is dug 8m deep. The earth taken out of it ...

    Text Solution

    |

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

    Text Solution

    |

  6. If 1 cm^3' of cast iron weighs 21 g, find the weight of a cast iron pi...

    Text Solution

    |

  7. Find the slant height, volume, curved surface area and the whole su...

    Text Solution

    |

  8. A conical tent is required to accommodate 5 persons and each person...

    Text Solution

    |

  9. How many metres of cloth 5m wide will be required to make a conical...

    Text Solution

    |

  10. The heights of two right circular cones are in the ratio 1 : 2 and ...

    Text Solution

    |

  11. If the heights of two cones are in the ratio 7 : 3 and their diamet...

    Text Solution

    |

  12. The radii of the bases of a cylinder and a cone are in the ratio of...

    Text Solution

    |

  13. A conical vessel, whose internal radius is 12 cm and height 50 cm, ...

    Text Solution

    |

  14. The radius and height of a right solid circular cone are r and h re...

    Text Solution

    |

  15. In a rocket shaped firecracker, explosive powder is to be filled up...

    Text Solution

    |

  16. Find the volume and surface area of a sphere of radius 10.5 cm.

    Text Solution

    |

  17. If the radius of a sphere is increased by 50%, find the increase pe...

    Text Solution

    |

  18. Find the number of lead balls, each 1 cm in diameter that can be ma...

    Text Solution

    |

  19. Three spheres of radii 3 cm, 4 cm and 5 cm are melted to form a new...

    Text Solution

    |

  20. How many spherical bullets can be made out of a lead cylinder 28 cm...

    Text Solution

    |