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A metallic sphere of radus 4 cm and a me...

A metallic sphere of radus 4 cm and a metallic cone of base readius 3 cm and height 6 cm are melted and recast a cylinder of 5 cm radus. Find the height of the cylinder.

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The correct Answer is:
`(16)/(15)` cm
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NAGEEN PRAKASHAN-VOLUME AND SURFACE AREA OF SOLIDS-Exercise
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  4. How many solid speherical balls of radus 3.5 cm can be recast by melt...

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  10. Two metallic cones of equal radii 2.1 cm and heights 4.1 cm and 4.3 cm...

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  11. Threee metallic cones of radius 2cm and height 9cm are melted and reca...

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  12. Threee metallic cones of radius 2cm and height 9 cm are melted and rec...

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  13. A metallic cone is melted and recast in to a cylinder of same radius a...

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  14. A cone of height 15 cm is melted and reacast in to cylinder of same ba...

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  15. A cone of same height and same base radius is cut from a cylinder of h...

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  16. The heights of two cones are same and equal to 6cm .Their radii are 4c...

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  17. Find the volume of a cube whose diagonal is 17.32 metre.

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  18. The radius of a spherical ball of iron is 1.5 cm. It is melted and rec...

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  19. Water is being pumped out through a circular pipe whose internal di...

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  20. A hemispherical tank of radius 1.75 m is full of water. It is conne...

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