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

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.

Text Solution

Verified by Experts

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

Topper's Solved these Questions

  • SURFACE AREAS AND VOLUMES

    KUMAR PRAKASHAN|Exercise EXERCISE 13.4|5 Videos

  • SURFACE AREAS AND VOLUMES

    KUMAR PRAKASHAN|Exercise EXERCISE 13.5|6 Videos

  • SURFACE AREAS AND VOLUMES

    KUMAR PRAKASHAN|Exercise EXERCISE 13.2|8 Videos

  • STATISTICS

    KUMAR PRAKASHAN|Exercise Objective Questions (True or false)|5 Videos

  • TRIANGLES

    KUMAR PRAKASHAN|Exercise OBJECTIVE QUESTIONS|37 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 6cm. Find the height of the cylinder.

A solid metallic spheres of radius 10.5 cm is melted and reacts into number of small cones. Each of radius 3.5 cm and height 3 cm. Find the number of cones so formed.

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.

Find the volume of a sphere of radius 11.2 cm.

A Rectangular paper of width 14 cm is folded along its width and a cylinder of radius 20 cm is formed. Find the volume of the cylinder (Take pi =(22)/(7))

Find the surface area of a sphere of radius 7 cm.

A solid metallic sphere of diameter 28 cm is melted and recast into a number of smaller cones, each of diameter 4 (2)/3 cm and height 3cm. Find the number of cones so formed.

Find the total surface area of a cylinder with radius 21 cm and height 5 cm.

A solid metallic sphere of radius 5.6 cm is melted and solid cones of radius 2.8 cm and height 3.2 cm are made. Find the number of such cones formed.

The area of the base of a cylinder is 40 cm^(2) and its height is 10 cm. Find the volume of the cylinder.

Home
Profile