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A cone and a hemispher have equal bases ...

A cone and a hemispher have equal bases and equal volumes. Find the ratio of their lenghts.

A

`1:2`

B

`4:1`

C

`2:1`

D

`sqrt2:1`

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MODERN PUBLICATION-SURFACE AREAS AND VOLUMES-EXERCISE
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  13. The radius of a hemispheircal balloon increases from 6 cm to 2 cm is a...

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  14. The slant height of a right circular cone is 10 cm and its height is 8...

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  16. Three solid sphres of radius 1 cm, 6 cm and 8 cm, respectively are mel...

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  17. The ratio of the volumes of a right circular cylinder and a right circ...

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  18. If the ratio of the volumes of two spheres is 1:8, then the ratio of t...

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  19. If a solid sphere of radius r is melted and cast into the shape of a s...

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  20. A cone of semi vertical angle of alpha is inscribed in a sphere of rad...

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