Home
Class 10
MATHS
A hemispherical tank full of water is em...

A hemispherical tank full of water is emptied by a pipe at the rate of `(25)/7`litres per second. How much time will it take to empty half the tank, if it is 3m in diameter?

Text Solution

Verified by Experts

The correct Answer is:
16 minutes 30 seconds
Promotional Banner

Topper's Solved these Questions

  • VOLUME AND SURFACE AREAS OF SOLIDS

    RS AGGARWAL|Exercise Exercise 17C|20 Videos

  • VOLUME AND SURFACE AREAS OF SOLIDS

    RS AGGARWAL|Exercise EXERCISE 17 C|2 Videos

  • VOLUME AND SURFACE AREAS OF SOLIDS

    RS AGGARWAL|Exercise EXERCISE 17 A|4 Videos

  • TRIGONOMETRIC RATIOS OF COMPLEMENTARY ANGLES

    RS AGGARWAL|Exercise Exercise 12|15 Videos
RS AGGARWAL-VOLUME AND SURFACE AREAS OF SOLIDS-Exercise 17B
  1. A solid sphere of radius 3 cm is melted and then cast into smaller sph...

    Text Solution

    |

  2. The diameter of a sphere is 42 cm. It is melted and drawn into a cylin...

    Text Solution

    |

  3. The diameter of a copper sphere is 18 cm. It is melted and drawn into ...

    Text Solution

    |

  4. A hemispherical bowl of internal radius 9cm is full of water. Its c...

    Text Solution

    |

  5. A hemispherical tank full of water is emptied by a pipe at the rate o...

    Text Solution

    |

  6. The rain water from a roof of 44 m xx 20 m drains into a cylindrical t...

    Text Solution

    |

  7. The rain water from a roof 22 m xx 20 m drains into a cylindrical vess...

    Text Solution

    |

  8. A solid right circular cone of height 60 cm and radius 30 cm is dropp...

    Text Solution

    |

  9. Water is flowing through a cylindrical pipe of internal diameter 2 cm,...

    Text Solution

    |

  10. Water is flowing at the rate of 6km/hr through a pipe of diameter 14 c...

    Text Solution

    |

  11. Water in a canal 5.4 m wide and 1.8 m deep is following with a speed ...

    Text Solution

    |

  12. A farmer connects a pipe of internal diameter 25 cm from a canal into ...

    Text Solution

    |

  13. Water running in a cylindrical pipe of inner diameter 7 cm, is collect...

    Text Solution

    |

  14. 150 spherical marbles, each of diameter 14 cm, are dropped in a cylind...

    Text Solution

    |

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

    Text Solution

    |

  16. A well with 10 m diameter is dug 14 m deep. Earth taken out of it is s...

    Text Solution

    |

  17. In a corner of a rectangular field with dimension 35mxx22m, a well wit...

    Text Solution

    |

  18. A copper wire of diameter 6 mm is evenly wrapped on a cylinder of leng...

    Text Solution

    |

  19. A Right triangle whose sides are 15 cm and 20 cm; is made to revolve a...

    Text Solution

    |

  20. In a hospital used water is collected in a cylindrical tank of diamete...

    Text Solution

    |