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A company wanted to manufacture 1000 hem...

A company wanted to manufacture 1000 hemispherical basins from a thin steel sheet. If the radius of each basin is 21 cm., find the required area of steel sheet required to manufacture the above hemispherical basins ?

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The correct Answer is:
277.2 `m^(2)`
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VGS PUBLICATION-BRILLIANT-MENSURATION-EXAMPLE
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  2. The radius of a conical tent is 7 metres and its height is 10 metres. ...

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  3. An oil drum is in the shape of a cyinder having the following dimensio...

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  4. A sphere, a cylinder and a cone have the same radius and same height ...

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  5. A company wanted to manufacture 1000 hemispherical basins from a thin ...

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  6. A right circular cylinder has base radius 14 cm and height 21 cm. Find...

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  7. Find the volume and surface area of a sphere of radius 2.1 cm. (pi=22...

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  8. Find the volume and the total surface area of a hemisphere of radius 3...

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  9. A right triangle, whose base and height are 15 cm and 20 cm. respectiv...

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  10. A wooden toy rocket is in the shape of a cone mounted on a cylinder as...

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  11. Find the volume of right circular cone with radius 6 cm. and height 14...

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  12. A cylinderical container is filled with ice-cream whose diameter is 1...

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  13. A solid consisting of a right circular cone standing on a hemisphere, ...

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  14. A cylinderical pencil is sharpened to produce a perfect cone at one en...

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  15. A cone of height 24 cm and radius of base 6 cm is made up of modelling...

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  16. The internal and external diameter of a hollow hemispherical shell are...

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  17. A hemispherical bowl of internal radius is 15 cm. contains a liquid. T...

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  18. The diameter of a metallic sphere is 6 cm. It is melted and drawn into...

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  19. How many spherical balls can be made out of a solid cube of lead whose...

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  20. A women self help group (DWARCA) is supplied a rectangular solid (cubo...

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