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  1. 9th
  2. Maths
  3. Surface Areas and Volumes
  4. Surface Area of Right Circular Cylinders and Cones

Surface Area of Right Circular Cylinders and Cones

Surface Areas and Volumes
Maths
Class 9

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The Surface Area of a Cylinder

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The Surface Area of a Cone

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Related Questions to study

X and Y are two cylinders of the same height. The base of X has diameter that is half of the diameter of the base of Y. If the height of X is doubled. The volume of X becomes

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A cylindrical container with diameter of base contains sufficient water to submerge a rectangular solid of iron with dimensions . Find the rise in the level of water when the solid is completely submerged.

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The radii of two right circular cylinder are in the ratio and their height are in the ratio . Calculate the ratio of their volumes. 

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A closed cylindrical tank, made of thin iron-sheet, has diameter m and height m. How much metal sheet to the nearest is used in making this tank, if of the sheet actually used was wasted in making the tank ?

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Two right circular solid cylinders have radii in the ratio and heights in the ratio . Find the ratio between their:
i) curved surface areas.
ii) volumes.

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A military tent of height is in the form of a right circular cylinder of base diameter and height surmounted by a right circular cone of same base radius. Find the length of the canvas use in making the tent, if the breadth of the canvas is .

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The volumes and the heights of a cylinder and a cone are equal. Find the ratio of the radii of their bases.

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A right circular cylinder just encloses a sphere of radius r. 
Find curved surface area of the cylinder.

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The area of the curved surface of a cylinder is sq.cm and the circumference of its base is cm.Find the volume of the cylinder.

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The external diameter of a cylindrical shaped iron pipe is and its length is . If the thickness of the pipe is , find the total surface area of the pipe(in ).

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