Home
Class 14
MATHS
N solid metallic spherical balls are mel...

N solid metallic spherical balls are melted and recast into a cylindrical rod whose radius is 3 times that of a spherical ball and height is 4 times the radius of a spherical ball. The value of N is :
N ठोस धात्विक गोलाकार गेंदों को पिघलाकर एक बेलनाकार छड़ बनाया जाता है जिसकी त्रिज्या एक गोलाकार गेंद की त्रिज्या से तिगुनी है और ऊंचाई एक गोलाकार गेंद की त्रिज्या से चोगुनी है |N का मान है :

A

30

B

27

C

24

D

36

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • MEAN, MEDIAN & MODE

    PINNACLE|Exercise EXERCISE|39 Videos
  • MIXTURE & ALLIGATION

    PINNACLE|Exercise EXERCISE|26 Videos

Similar Questions

Explore conceptually related problems

N solid metalic spherical balls are melted and reast into a cylindrical rod whose radius is 3 times that of a spherical ball and height is 4 times the radius of a spherical ball. The value of N is

A solid metallic spherical ball of diameter 6 cm is melted and recast into a cone with diameter of the base as 12 cm. The height of the cone is

A spherical ball of radius 3 cm is melted and recast into the spherical balls. The radii of two of these balls are 1.5 cm and 2 cm. Find the radius of the third balls.

Three metallic spherical balls of radii 3 cm, 4 cm and 5 cm are melted and recast into a big spherical ball. Find the radius of this big ball.

A spherical ball of radius 3 cm is melted and recast into three spherical balls. The radii of two of these balls are 1.5 cm and 2 cm. The radius of the third ball is

A spherical ball of lead 6 cm in radius is melted and recast into three spherical balls. The radii of two of these balls are 3cm and 4 cm. What is the radius of the third sphere ?

A spherical ball of radius 3 cm is melted and recast into three spherical balls. The radii of two of the balls are 1.5 cm and 2 cm. Find the diameter of the third ball.

A solid metallic sphere of radius 8cm is melted and recast into spherical balls each of radius 2cm. The number of spherical balls, thus obtained,is (a) 16 (b) 48 (c) 64quad (d) 82

A spherical ball of lead of radius 14 cm is melted and recast into spheres of radius 2 cm. The number of the small spheres is

PINNACLE-MENSURATION-EXERCISE
  1. A field roller, in the shape of a cylinder, has a diameter of 1 m and ...

    Text Solution

    |

  2. If the volume of a sphere is 4851 cm^3,then the surface area (in cm^2)...

    Text Solution

    |

  3. N solid metallic spherical balls are melted and recast into a cylindri...

    Text Solution

    |

  4. The radius of the base of a right circular cylinder is increased by 20...

    Text Solution

    |

  5. The radius and the height of a right circular cone are in the ratio 5 ...

    Text Solution

    |

  6. The sides of a triangle are 12 cm, 35 cm and 37 cm. What is the circum...

    Text Solution

    |

  7. The base of a right pyramid is an equilateral triangle with area 16 sq...

    Text Solution

    |

  8. A sphere of maximum volume is cut out from a solid hemisphere. What is...

    Text Solution

    |

  9. A right prism has height 18cm and its base is a triangle with sides 5c...

    Text Solution

    |

  10. A 15m deep well with radius 2.8 m is dug and the earth taken out from ...

    Text Solution

    |

  11. tank is in the form of a cuboid with length 12m. If 18 kilolitre of wa...

    Text Solution

    |

  12. The radius of the base of a right circular cylinder is 3 cm and its cu...

    Text Solution

    |

  13. A solid cylinder of base radius 12cm and height 15 cm is melted and re...

    Text Solution

    |

  14. The internal diameter of a hollow hemispherical vessel is 24 cm. It is...

    Text Solution

    |

  15. A sector of radius 10.5 cm with the central angle 120^@ is folded to f...

    Text Solution

    |

  16. 0.1 percent of 1.728 xx 10^6 spherical droplets of water, each of diam...

    Text Solution

    |

  17. If the volumes of two cubes are in the ratio 64:125, then what is the ...

    Text Solution

    |

  18. Radius of the base of a right circular cone and a sphere is each equal...

    Text Solution

    |

  19. The perimeter of a rhombus is 20 cm. The length of its one of the diag...

    Text Solution

    |

  20. The side of a square is 6 cm. Find the area of the largest circle that...

    Text Solution

    |