Home
Class 10
MATHS
A metallic sphere of radius 4.2cm is mel...

A metallic sphere of radius 4.2cm is melted and recast into the shape of a cylinder of radius 6cm. Find the height of the cylinder.

Text Solution

Verified by Experts

The correct Answer is:
2.74 cm
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • MENSURATION

    NCERT KANNAD|Exercise OPTIONAL EXERCISE|3 Videos

  • MENSURATION

    NCERT KANNAD|Exercise Exercise 10.3|5 Videos

  • COORDINATE GEOMETRY

    NCERT KANNAD|Exercise TRY THIS|14 Videos

  • POLYNOMIALS

    NCERT KANNAD|Exercise OPTIONAL EXERCISE [For extensive learning]|2 Videos

Similar Questions

Explore conceptually related problems

A metallic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder.

A metallic sphere of radius 9cm is melted and recast into the shape of a cyclinder of radius 6 cm. Find the height of the cyclinder.

Knowledge Check

  • A solid metallic sphere of radius 8 cm is melted and recast into 'n' spherical solids of radius 1 cm. then n=

    A
    500
    B
    256
    C
    556
    D
    512

    • Similar Questions

    Explore conceptually related problems

    A metallic sphere of radius 10.5 cm is melted and recast into a number of smaller cones each of radius 3.5 cm and height 3 cm. find the number of cones thus formed.

    A sphere of radius 3 cm is melted and recast into a wire of diameter 0.2 cm. find the length of the wire.

    The diameter of the internal and external surfaces of a hollow hemispherical shell are 6 cm and 10 cm respectively. It is melted and recast into a solid cylinder of diameter 14 cm . Find the height of the cylinder.

    A solid sphere of radius 3 cm is melted and recast into smaller spherical balls of radius 0.3 cm. find the number of balls thus obtained.

    A certain number of metallic cones, each of radius 2 cm and height 3 cm, are melted and recast into a solid sphere of radius 6 cm. find the no. of cones used.

    A spherical shell of external radius 8 cm is melted and recast into a right circular cylinder of height 8 cm and radius 6 cm. find the inner diameter of the shell.

    Calculate the volume of a cylinder of base radius 7 cm and height 7cm.

    Home
    Profile