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Find the volume of a sphere of radius 21...

Find the volume of a sphere of radius 21 cm. (Take `pi`=22/7)

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The correct Answer is:
38,808 `(cm)^(3)`
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VGS PUBLICATION-BRILLIANT-MENSURATION-OBSERVATION MATERIAL TO SOLVE VARIOUS QUESTIONS GIVEN IN THE PUBLIC EXAMINATION
  1. Find the volume of a sphere of radius 21 cm. (Take pi=22/7)

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  2. Find the total surface area of a hemisphere, whose radius is 7 cm.

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  3. The radius of the base of a cone is 14 cm and its height is 24 cm. Fin...

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  4. If a cyclinder and cone are of the same radius and height, then how ma...

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  5. If the radius of the hemisphere is 21 cm, then find its volume.

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  6. A conical solid block is exactly fitted inside the cubical box of side...

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  7. If the surface area of a hemisphere is ,'S' then express 'r' interms o...

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  8. Find the curved surface area of a cylinder of radius 14 cm and height ...

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  9. Write the formula to find curved surface area of a cone and explain ea...

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  10. If a cone is inscribed in a cylinder, what is the ratio of their volum...

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  11. The vertex angle of a cone is 60^(@). Find the ratio of diameter with ...

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  12. "Cuboid is one of right prism". Is it true? Justify.

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  13. Find the curved surface area of cylinder, whose radius is 7cm. And hei...

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  14. Find the volume and total surface area of a hemisphere whose radius is...

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  15. A solid iron has cylinderical shape. Its height is 11 cm. and base dia...

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  16. Find the total surface area of a hemisphere, whose radius is 14 cm.

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  17. The base area of a cone is 616 sq.cm and its height is 48 cm. Find its...

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  18. The radius of a spherical ballon increases from 7 cm to 14 cm as air i...

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  19. Find the volume and surface area of a sphere of radius 42 cm.

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  20. A solid metallic ball of volume 64 cm^(3) is melted and made into a so...

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