Home
Class 10
MATHS
An iron pole consisting of a cylindri...

An iron pole consisting of a cylindrical portion 110 cm high and of base diameter 12 cm is surmounted by a cone 9 cm high. Find the mass of the pole, given that `1\ c m^3` of iron has 8 gram mass approximately. (Use `pi=355//115` )

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • STATISTICS

    RD SHARMA ENGLISH|Exercise All Questions|250 Videos
  • TRIANGLES

    RD SHARMA ENGLISH|Exercise All Questions|366 Videos

Similar Questions

Explore conceptually related problems

A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1\ c m^3 of iron has approximately 8g mass.

A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1\ c m^3 of iron has approximately 8\ g\ m a s s (Use pi=3. 14 )

An iron pillar consists of a cylindrical portion of 2.8 m . height and 20 cm . in diameter cone of 42 cm . height surmounting it. Find the weight of the pillar if 1 cm^3 of iron weights 7.5 g .

The inner diameter of a cylindrical wooden pipe is 24 cm and its outer diameter is 28 cm. The length of the pipe is 35 cm. Find the mass of the pipe, if 1 cm^3 of wood has a mass of 0.6 g.

The inner diameter of a cylindrical wooden pipe is 24cm and its outer diameter is 28cm. The length of the pipe is 35cm. Find the mass of the pipe, if 1\ c m^3 of wood has a mass of 0.6 gm.

A cylindrical road roller made of iron is 1 m long. Its internal diameter is 54 cm and the thickness of the iron sheet used in making the roller is 9 cm. Find the mass of the roller, if 1\ c m^3 of iron has 8 gm mass. (Use pi=3. 14 )

The thickness of a metallic tube is 1cm and the inner diameter of the tube is 12cm. Find the mass of 1m long tube, if the density of the metal be 7. 8\ gm//c m^3

The thickness of a metallic tube is 1cm and the inner diameter of the tube is 12cm. Find the mass of 1m long tube, if the density of the metal be 7. 8\ gm//c m^3

A solid rectangular piece of iron measures 6m by 6cm by 2cm. Find the weight of this piece, if 1c m^3 iron weighs 8gm.

An oil funnel of tin sheet consists of a cylindrical portion 10 cm long attached to a frustum of a cone. If the total height be 22 cm, diameter of the cylindrical portion be 8 cm and the diameter of the top of the funnel be 18 cm, find the area of the tin required to make the funnel.

RD SHARMA ENGLISH-SURFACE AREAS AND VOLUMES-All Questions
  1. Find the volume of a solid in the form of a right circular cylinder...

    Text Solution

    |

  2. A tent of height 8.25 m is in the form of a right circular cylinder...

    Text Solution

    |

  3. An iron pole consisting of a cylindrical portion 110 cm high and of...

    Text Solution

    |

  4. The interior of a building is in the form of a cylinder of base rad...

    Text Solution

    |

  5. A Right triangle whose sides are 15 cm and 20 cm; is made to revolve a...

    Text Solution

    |

  6. A toy is in the form of a cone mounted on a hemisphere with the sam...

    Text Solution

    |

  7. Find the mass of a 3.5 m long lead pipe, if the external diameter o...

    Text Solution

    |

  8. A solid is in the form of a cylinder with hemispherical ends. Total...

    Text Solution

    |

  9. The radii of the ends of a bucket of height 24 cm are 15 cm and 5 c...

    Text Solution

    |

  10. The radii of the ends of a bucket 30 cm high are 21 cm and 7 cm. Fi...

    Text Solution

    |

  11. The radii of the ends of a frustum of a right circular cone are 5 m...

    Text Solution

    |

  12. A frustum of a cone is 9 cm thick and the diameters of its circular...

    Text Solution

    |

  13. A tent is of the shape of a right circular cylinder upto a height of...

    Text Solution

    |

  14. An oil funnel made of tin sheet consists of a 10 cm long cylindrical p...

    Text Solution

    |

  15. A container is in the form of a frustum of a cone of height 30 cm with...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  18. A cone and a sphere have equal radii and equal volumes. Find the ra...

    Text Solution

    |

  19. A cone, a hemisphere and a cylinder stand on equal bases and have t...

    Text Solution

    |

  20. The radii of two cylinders are in the ratio 2:3 and their heights are ...

    Text Solution

    |