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A solid sphere of 6 cm diameter is melte...

A solid sphere of 6 cm diameter is melted and recast into 8 solid spheres of equal volume. The radius (in cm) of each small sphere is__

A

1.5

B

2

C

3

D

2.5

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UNITED BOOK HOUSE-Sphere-Exercise
  1. A sphere and a hemisphere have the same volume. The ratio of their rad...

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  2. The total surface are of a cube and a sphere are equal what will be th...

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  3. The sum of radii of two spheres is 10 cm and the sum of their volume i...

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  4. A hollow spherical nutrallic ball has an external diameter 6 cm and is...

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  5. If the radius of a sphere is doubled, its volume becomes

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  6. The radii of two sphere are in ratio 3 : 2 their volume will be the ra...

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  7. The total surface area of a solid hemisphere is 108 pi cm^2. The volum...

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  8. The largest sphere is carved out a cube of side 7 cm. The volume of th...

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  9. The surface areas of two spheres are in the ratio 4 : 9. Their volumes...

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  10. A solid sphere of 6 cm diameter is melted and recast into 8 solid sphe...

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  11. The total surface area of a sphere is 8Pi square unit. The volume of t...

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  12. The volume of sphere and a right circular cylinder having the same rad...

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  13. If the radius of a sphere be doubled, then the percentage increase in ...

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  14. A sphere and a hemisphere have the same volume. The ratio of their cur...

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  15. Curved surface area and volume of a solid sphere are S and V respectiv...

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  16. A copper sphere of radius 3 cm is beaten and drawn into a wire of diam...

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  17. A spherical lead ball of radius 10 cm ismelted and small lead balls of...

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  18. A sphere of radius 6 cm is dropped into a cylinder vessel partly fille...

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  19. The metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form ...

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  20. The volume of the greatest sphere that can be cutt off from a cylindri...

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