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The radius of a solid right circular cyl...

The radius of a solid right circular cylinder decreases by 20% and its height increases by 10%. Find the percentage change in its :
volume

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Verified by Experts

The correct Answer is:
Decrease = `29.6%`
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ICSE-CYLINDER, CONE AND SPHERE -EXERCISE 20 (A)
  1. The height and the radius of the base of a cylinder are in the ratio 3...

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  2. The radius of a solid right circular cylinder increases by 20% and its...

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  3. The radius of a solid right circular cylinder decreases by 20% and its...

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  4. The radius of a solid right circular cylinder decreases by 20% and its...

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  5. Find the minimum length in cm and correct to nearest whole number of t...

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  6. 3080 cm^(3) of water is required to fill a cylindrical vessel complet...

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  7. 3080 cm^(3) of water is required to fill a cylindrical vessel complet...

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  8. 3080 cm^(3) of water is required to fill a cylindrical vessel complet...

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  9. Find the volume of the largest cylinder formed when a rectangular piec...

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  10. Find the volume of the largest cylinder formed when a rectangular piec...

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  11. A metal cube of side 11 cm is completely submerged in water contained ...

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  12. A circular tank of diameter 2 m is dug and the earth removed is spread...

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  13. The sum of the inner and the outer curved surfaces of a hollow metalli...

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  14. The difference between the outer curved surface area and the inner cur...

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  15. The sum of the height and the radius of a solid cylinder is 35 cm and ...

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  16. The total surface area of a solid cylinder is 616 cm^(2). If the ratio...

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  17. A cylindrical vessel of height 24 cm and diamater 40 cm is full of wat...

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  18. Two solid cylinders, one with diameter 60 cm and height 30 cm and the ...

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  19. The total surface area of a hollow cylinder, which is open from both t...

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  20. The given figure shows a solid formed of a solid cube of side 40 cm an...

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