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Two identical solid hemisphers of equal...

Two identical solid hemisphers of equal base radiu r cm are stuck together along their bases. The total surface area of the combination is `6pir^(2)`.

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To solve the problem, we need to determine if the statement about the total surface area of two identical solid hemispheres stuck together along their bases is true or false. ### Step-by-Step Solution: 1. **Understanding the Shape**: - We have two identical solid hemispheres with a base radius \( r \) cm. When they are stuck together along their bases, they form a complete sphere. 2. **Surface Area of a Hemisphere**: ...
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NCERT EXEMPLAR-SURFACE AREAS AND VOLUMES-Surface Areas And Volumes
  1. In a right circular cone, the cross - section made by a plane paral...

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  2. If volume of two spheres are in the ratio 64: 27, then the ratio of t...

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  3. Two identical solid hemisphers of equal base radiu r cm are stuck to...

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  4. A solid cylinder of radius r and height h is palced over other cy...

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  5. Asolid cone of radius r and height h is placed over a solid cylind...

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  6. A solid ball is exactly fitted inside the cubical box of side a. T...

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  7. The volume of the frustum of a cone is (1)/(3) pih [r(1)^(2) +r(2)^(2)...

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  8. The capacity of a cylinder vessel with a hemisphere portion raised up...

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  9. The curved surface area of frustum of a cone is pi//(r(1) +r(2)), wh...

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  10. An open metallic bucket is the shape of a frustum of a cone mounted...

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  11. Three metallic solid cubes whose edges are 3 cm ,4 cm and 5 cm melted...

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  12. How many shots each having diameter 3 cm can be made form a cuboid...

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  13. A bucket is in the form of a frustum of a cone and holds 28.490 lit...

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  14. A cone of radius 8 cm and height 12 cm is divided into two parts by a ...

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  15. 2 cubes each of volume 64"\ "c m^3 are joined end to end. Find the ...

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  16. From a solid cube of side 7 cm, a conical cavity of height 7 cm and ...

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  17. Two cones with same base radius 8 cm and height 15 cm are joine...

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  18. Two solid cones A and B are placed in a cylindrical tube as shown in t...

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  19. An ice-ceram cone full of ice-cream having radius 5 cm height 10 c...

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  20. Mearbles of diameter 1.4 cm are dropped into a cylindrical beaker of d...

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