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A bucket is in form of a frustum of a co...

A bucket is in form of a frustum of a cone with a copacity of `12308.8 cm^(3)`of water. The radii of the tope bottom circular ends are 20 cm and 12 cm respectively. Find the height of the bucket and the area of the metal sheet used in its making. [ Use `pi=3.14.`]

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The correct Answer is:
`15 cm`
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RS AGGARWAL-VOLUME AND SURFACE AREAS OF SOLIDS-Exercise 17D
  1. A copper sphere of diameter 18 cm is drawn into a wire of diameter ...

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  2. The radii of the circulr ends of a frustum of height 6 cm are 14 cm an...

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  3. Determine the ratio of the volume of a cube to that of a sphere which ...

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  4. Find the ratio of the volumes of a cylinder, a cone and a sphere, if e...

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  5. Two cubes each of volume 125 cm^(3) are joined end to end .Find the vo...

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  6. Three metallic cubes whose edges are 3 cm, 4 cm and 5 cm, are melted a...

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  7. A solid metallic sphere of diameter 8 cm is melted and drawn into a cy...

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  8. A 5 m wide cloth is used to make a conical tent of base diameter 14...

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  9. An wooden toy is made by scooping out a hemisphere of same radius f...

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  10. Three cubes of metal whose edges are in the ratio 3:4:5 are melted dow...

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  11. A hollow sphere of internal and external diameters 4 cm and 8 cm re...

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  12. A bucket of height 24 cm is in the form of frustum of the cone whose c...

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  13. The interior of a building is in the form of a right circular cylinder...

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  14. A metallic solid right circular cone is of height 84 cm and the radius...

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  15. A toy is in the form of a cone of radius 3.5 cm mounted on a hemisp...

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  16. If the radii of the circular ends of a bucket 28 cm high, are 28 cm an...

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  17. A bucket is in form of a frustum of a cone with a copacity of 12308.8 ...

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  18. A milk container is made of metal sheet in the shape of frustum of a c...

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  19. A solid metallic sphere of diameter 28 cm is melted and recast into...

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  20. A cylindrical vessel with internal diameter 10 cm and height 10.5 c...

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