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The ratio of total surface area to lat...

The ratio of total surface area to lateral surface area of a cylinder whose radius is 20 cm and height 60 cm, is

A

`2:1`

B

`3:2`

C

`4:3`

D

`5:3`

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The correct Answer is:
C
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RS AGGARWAL-VOLUME AND SURFACE AREA OF SOLIDS-EXERCISE 20 C OBJECTIVE QUESTIONS
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  2. A rectangular water reservoir contains 42000 litres of water. If the l...

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  3. The dimensions of a room are (10 m x 8m x 3.3 m). How many men can be ...

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  4. A rectangular water tank is 3m long, 2m wide and 5 m high. How many li...

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  5. The area of the cardboard needed to make a box is size 25cmxx15cmxx8cm...

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  6. The diagonal of a cube measures 4sqrt3 cm. Its volume is

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  7. The diagonal of a cube is 9sqrt(3) cm long. Its total surface area is

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  8. If each side of a cube is doubled then its volume

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  9. Three cubes of iron whose edges are 6 cm, 8 cm and 10 cm respectively ...

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  10. Five equal cubes, each of edge 5 cm, are placed adjacent to each other...

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  11. A circular well with a diameter of 2 metres, is dug to a depth of 1...

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  12. If the capacity of a cylindrical tank is 1848 m^3 and the diameter of ...

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  13. The ratio of total surface area to lateral surface area of a cylinde...

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  14. The number of coins, each of radius 0.75 cm and thickness 0.2 cm, to ...

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  15. 66 cubic centimetres of silver is drawn into a wire 1 mm in diamete...

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  16. The height of a cylnder is 14 cm and its diameter is 10 cm. The volume...

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  17. The height of a cylinder is 80 cm and the diameter of its base is 7 cm...

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

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  19. The diameter of a cylinder is 14 cm and its curved surface area is 220...

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  20. The ratio of the radii of two cylinder s is 2:3 and the ratio of thei...

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