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The length of the longest pole that can ...

The length of the longest pole that can be put in a room of dimensions `(10mxx10mxx5m)` is

A

15 m

B

16 m

C

10 m

D

12m

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MODERN PUBLICATION-SURFACE AREAS AND VOLUMES-EXERCISE
  1. The lateral surface area of a cube is 256cm^2. The volume of the cube ...

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  2. The number of planks of dimensions (4mxx50mxx20cm) that can be stored ...

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  3. The length of the longest pole that can be put in a room of dimensions...

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  4. The radius of a hemispheircal balloon increases from 6 cm to 2 cm is a...

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

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  6. A cone and a hemispher have equal bases and equal volumes. Find the ra...

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

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

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

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

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

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  12. How many cubical blocks wose edge measures 3 cm can be formed by melti...

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  13. How much length of the iron sheet 11 cm, wide is required for making a...

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  14. The slant side of a right circular cone is 10 m and its height 8 m. fi...

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  15. Find the lateral surface area of a cube of side is 8 cm.

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  16. The total surface area of a cylinder is 462cm^2 and its curved surface...

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  17. If the radius of a sphere is increased by 10%, prove that its volume w...

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  18. The surface area of a sphere of radius 5 cm is five times the area of ...

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  19. A well with 10 m inside diameter is dug 14 m deep. Earth taken out of ...

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  20. How many metres of cloth 5 m wide will be required to make a conical t...

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