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If the volume of a sphere be 8 times the...

If the volume of a sphere be 8 times the volume of another sphere, then the ratio of the curved surface areas of the two spheres will be

A

`2:3`

B

`1:8`

C

3:16`

D

`1:4`

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The correct Answer is:
D
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CALCUTTA BOOK HOUSE-SPHERE-EXERCISE
  1. The whole surface area of a hollow hemisphere will be

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  2. If the curved surface area of a globe be (22)/(7) sq-cm, then the radi...

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  3. If the volume of a sphere be 8 times the volume of another sphere, the...

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  4. If the whole surface area of a sphere be pir^(2) sq-uints, then the vo...

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  5. If the diameter of a sphere be 6 cm, then the volume of the sphere wi...

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  6. The ratio of the surface area of a sphere and whole surface area of a ...

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  7. If the curved surface area of a sphere be A sq-cm, then the diameter o...

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  8. The curved surface area and the whole surface area of a hollow sphere ...

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  9. A sphere consists of only one .

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  10. A hemisphere consists of a curved surface and a .

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  11. The height of a sphere is equal to its .

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  12. If a circular iron-plate of thickness (1)/(150) cm is made from an iro...

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  13. The diameter of a hemisphere iron-ball is 42 d cm . Calculate the cost...

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  14. If a solid large sphere is made by melting three small gold-sphere of ...

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  15. If the radius of a sphere be doubled, then what percent of its whole s...

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  16. How many smaller sphere of diameter 1 cm will be got by meltin a soli...

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  17. If a solid metal-sphere id made by melting two metal hemisphere of dia...

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  18. If the radius of a sphere be decreased by 10%, then what percent of it...

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  19. Calculate the whole surface area of a hemisphere metal bowl of interna...

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  20. If the ratio of the volume and the whole surface area of a solid spher...

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