Home
Class 14
MATHS
If the height of a circular cone is decr...

If the height of a circular cone is decreased by 10% and its radius is increased by 10%, then what will be the change in its volume?
यदि किसी वृत्ताकार शंकु की ऊंचाई 10% कम कर दी जाती है और इसकी त्रिज्या को 10% बढ़ा दिया जाता है, तो इसके आयतन में क्या परिवर्तन आएगा ?

A

Decreases by 8.9%

B

Decreases by 3.2%

C

Increases by 8.9%

D

Increases by 3.2%

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • MEAN, MEDIAN & MODE

    PINNACLE|Exercise EXERCISE|39 Videos

  • MIXTURE & ALLIGATION

    PINNACLE|Exercise EXERCISE|26 Videos

Similar Questions

Explore conceptually related problems

The length of a rectangle is decreased by 10% and its breadth is increased by 10%. By what percent is its area changed ?

The length of a rectangle is increased by 10% and the breadth is increased by 25%. What is the percentage change in its area?

If the radius of a right circular cone is reduced by 10% and its height is increased by 40%, then find the percentage increase or decrease in its volume. यदि एक लंब वृत्तीय शंकु की त्रिज्या को 10 % कम किया जाता है और उसकी ऊंचाई को 40 % बढ़ाया जाता है, तब उसके आयतन में कितने प्रतिशत की वृद्धि या गिरावट होती है?

If the radius of a right circular cylinder is decreased by 20% while its height is increased by 40%, then the percentage change in its volume will be : यदि किसी लम्ब वृत्तीय बेलन की त्रिज्या 20% कम कर दी जाए और इसकी ऊंचाई 40% बढ़ा दी जाए, तो इसके आयतन में आने वाला प्रतिशत परिवर्तन होगा :

If the edge of a cube is increased by 10%, then what will be the percentage increase in its volume ?

If the base of triangle is increased by 10% and height is decreased by 20%, then what will be the percentage change in the area of a triangle ?

If the radius of a right circular cylinder is decreased by 10% and height is increased by 20%, then the percentage increase/ decrease in its volume is: यदि एक लम्ब वृत्तीय बेलन की त्रिज्या 10% कम कर दी जाए तथा ऊंचाई 20% बढ़ा दी जाए, तो इसके आयतन में कितने प्रतिशत की वृद्धि या कमी होगी ?

PINNACLE-MENSURATION-EXERCISE
  1. If in a triangle angles are in the ratio 1:1:2 and the length of its l...

    Text Solution

    |

  2. A room is in the shape of a cube and the length of the longest rod pla...

    Text Solution

    |

  3. If the height of a circular cone is decreased by 10% and its radius is...

    Text Solution

    |

  4. The hypotenuse of a right-angled triangle is 39 cm and the difference ...

    Text Solution

    |

  5. There is a path of equal width of 3.5 m along with a building measurin...

    Text Solution

    |

  6. If the length of a side of a square is equal to the diameter of a circ...

    Text Solution

    |

  7. The radius and height of a cone are 20 cm and 21 cm respectively. The ...

    Text Solution

    |

  8. The volume of a prism is 288 cm^3 and height is 24 cm. The base area (...

    Text Solution

    |

  9. The length, breadth and height of a cuboid are 18 cm, 24 cm, and 4 cm ...

    Text Solution

    |

  10. The area of the sheet metal needed to make a box of size 7cm x 8cm x 9...

    Text Solution

    |

  11. The volume of prism is 308 cm^3 and height is 11 cm. The base area of ...

    Text Solution

    |

  12. The diagonal of a square measures 6 sqrt2 cm. The measure of the diago...

    Text Solution

    |

  13. How many cubes with a side 10 cm can be cut out of a cube having a sid...

    Text Solution

    |

  14. Find the curved surface area of a right circular cylinder whose height...

    Text Solution

    |

  15. If two cubes, each having the side 10 mm, are put in a box containing ...

    Text Solution

    |

  16. A solid cube, in which the diagonal of each face is 128 sqrt2 cm, has ...

    Text Solution

    |

  17. The total surface area of a hemisphere is 462 cm^2. What is the diamet...

    Text Solution

    |

  18. A hemisphere of radius 30 cm is moulded to form a cylinder of height 1...

    Text Solution

    |

  19. What is the total surface area of a cone which has a radius of 21 cm a...

    Text Solution

    |

  20. A rectangular paper of width 7 cm is rolled along its width and a cyli...

    Text Solution

    |