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66 cubic centimetres of silver is dra...

66 cubic centimetres of silver is drawn into a wire 1 mm in diameter. The length of the wire in metres will be (a) 84 (b) 90 (c) 168 (d) 336

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The correct Answer is:
`84 m`
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RS AGGARWAL-VOLUME AND SURFACE AREAS OF SOLIDS-Exercise 17D
  1. The ratio between the radius of the base and the height of a cylinder ...

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  2. If the radii of two cylinders are in the ratio 2:3 and their height...

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  3. 66 cubic centimetres of silver is drawn into a wire 1 mm in diamete...

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  4. If the are of the base of a right circular cone is 3850cm^(2) and its ...

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  5. A metallic cylinder of radius 8 cm and height 2 cm is melted and conve...

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  6. A right cylindrical vessel is full of water. How many right cones h...

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  7. Find the surface area of a sphere whose volume is 4851 cm^(3)

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  8. The curved surface area of a sphere is 5544 sq. cm. Its volume is (...

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  9. The surface area of a sphere is 5544cm^(3). Find its volume.

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  10. A solid metallic sphere of radius 8 cm is melted and recast into sp...

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  11. How many lead shots each 3 mm in diameter can be made from a cuboid...

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  12. A metallic cone of radius 12 cm and height 24 cm is melted and made in...

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  13. A hemisphere of lead of radius 6 cm is cast into a right circular cone...

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  14. A copper sphere of diameter 18 cm is drawn into a wire of diameter ...

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  15. The radii of the circulr ends of a frustum of height 6 cm are 14 cm an...

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  16. Determine the ratio of the volume of a cube to that of a sphere which ...

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  17. Find the ratio of the volumes of a cylinder, a cone and a sphere, if e...

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  18. Two cubes each of volume 125 cm^(3) are joined end to end .Find the vo...

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  19. Three metallic cubes whose edges are 3 cm, 4 cm and 5 cm, are melted a...

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  20. A solid metallic sphere of diameter 8 cm is melted and drawn into a cy...

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