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The ratio of the total surface area to t...

The ratio of the total surface area to the lateral surface area of a cylineder with base radius 80 cm and height 20 cm is

A

1 : 2

B

2 : 1

C

3 : 1

D

5 : 1

Text Solution

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The correct Answer is:
D
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MTG IIT JEE FOUNDATION-SURFACE AREAS AND VOLUMES-EXERCISE (MULTIPLE CHOICE QUESTIONS)
  1. The volume of a cube is 2744 cm^(3) . Its surface area is

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  2. A cubical ice-cream brick of edge 22 cm is to be distributed among som...

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  3. The ratio of the total surface area to the lateral surface area of a c...

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  4. The curved surface area of a cylinder is 176cm^(2) and its base area i...

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  5. The height of a cylinder is 14 cm and its curved surface area is 264 c...

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  6. The ratio between the radius of the base and the height of the cylinde...

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  7. If the ratio of the volumes of the spheres is 8:27, then the ratio of ...

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  8. The curved surface area of a cylindrical pillar is 264 m^2 and its vol...

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  9. The radii of the bases of a cylinder and a cone are in the ratio of...

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  10. The base radius of the cylinder is 1 2/3 times its height. The cost of...

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  11. A cylindrical vessel contains 49.896 litres of liquid. Cost of paintin...

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  12. A spherical ball of radius 3 cm is melted and recast into three spheri...

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  13. The cost of painting the T.S.A. of a cone at 5 paise/ cm2 is Rs 35.20....

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  14. A piece of metal pipe is 77 cm long with inside diameter of the sectio...

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  15. How many balls, each of radius 1 cm, can be made from a solid spher...

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  16. A circus tent is cylindrical to a height of 4 m and conical above i...

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  17. A glass cylinder with diameter 20 cm has water to a height of 9 cm....

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  18. A solid sphere of radius r is melted and cast into the shape of ...

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  19. The material of a cone is converted into the shape of a cylinder of...

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  20. A cylindrical vessel 16 cm high and 9 cm as the radius of the base, is...

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