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The inner diameter of a circular well is...

The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find its inner curved surface area.

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The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find (i) its inner curved surface area, (ii) the cost of plastering this curved surface at the rate of ₹ 40 per m^2 .Assume pi = 22/7 , unless stated otherwise.

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MBD-Surface Areas and Volumes-Exercise
  1. A cylinderical pillar is 50 cm in diameter and 3.5 m in height. Find t...

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  2. Curved surface area of a right circular cylinder is 4.4 m^2. If the ra...

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  3. The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find ...

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  4. The inner diameter of a circular well is 3.5 m. It is 10 m deep. Find ...

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  5. In a hot water heating system, there is a cylindrical piping of length...

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  6. Find the lateral or curved surface area of a petrol storage tank that ...

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  7. In Fig., you see the frame of a lampshade. It is to be covered with a ...

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  8. The students of a Vidyalaya were asked to participate in a competition...

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  9. Find the lateral surface area of a right circular cylinder, if its bas...

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  10. A circular cylinder has radius 3 mm and height 80 cm. Find the lateral...

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  11. It is required to make from a sheet of metal a closed cylindrical tank...

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  12. The radius of the base of a closed right circular cylinder is 21 cm an...

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  13. The diameter of a roller 1.5 m long is 84 cm. If it takes 100 revoluti...

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  14. The outer diameter of a drainage pipe is 1 m and it is 21 m long. Find...

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  15. A cylindrical pillar is 50 cm in diameter and 3.5 m high. Find the cos...

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  16. A cylindrical vessel open at the top has a dimeter 20 cm and height 14...

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  17. Diameter of the base of a cone is 10.5 cm and its slant height is 10 c...

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  18. Find the total surface area of a cone, if its slant height is 21 m and...

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  19. Curved surface area of a cone is 308 cm^2 , and its slant height is 14...

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  20. Curved surface area of a cone is 308 cm^2 , and its slant height is 14...

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