Home
Class 11
PHYSICS
Water flows out of a big tank along a ho...

Water flows out of a big tank along a horizontal tube of length l and radius r and bent at right angles at the other end. The rate of flow is Q. Calculate the moment of the force exerted by the water on the tube about the other end. Neglect viscosity of water.

Text Solution

Verified by Experts

The correct Answer is:
`tau=(rho^(l)Q^(2))/(pir^(2))`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Water flows through a pipe bent at an angle alpha to the horizontal with velocity v . Calculate the force exerted by the water on the bend of the pipe of area of cross - section S .

Water flows out of a big tank along a tube bent at right angles, the inside of the tube is of radius r . The length of the horizontal portion is l . The rate of water flow is Q . Find the moment of reaction forces of flowing water, acting on the tube walls relative to point O .

If Q is the rate of flow of liquid through a capillary tube of length l and radius r at constant pressure P, then the rate of flow of liquid through a capillary head is

The rate of flow of water in a capillary tube of length l and radius r is V. The rate of flow in another capillary tube of length 21 and radius 2 r for same pressure difference would be

Water flows out of a big tank along a tube bent at right angles, the inside radius of the tube is equal to r=0.50cm (figure). The length of the horizontal section of the tube is equal to l=22cm . The water flow rate is Q=0.50 litres per second. Find the moment of reaction forces of flowing water, acting on the tube's walls, relative to the point O.

Water (density rho ) is flowing through the uniform tube of cross-sectional area A with a constant speed v as shown in the figure. Find the magnitude of force exerted by the water on the curved corner of the tube is (neglect viscous forces)

Turpentine oil is flowing through a tube of length I and radius r. The pressure difference between the two ends of the tube is P , the visocity of oil at a distance x from the axis of tube from this relation, the dimensions of viscosity are :

Water flows through a tube assembly as shown in the fig. Speed of flow (marked as V and 2V ), cross sectional area (A, A/2 and A/4) and the angles between segments has been shown in fig. Calculate the force applied by the water flow on the tube. Take density of water to be rho .

The rate of flow of liquid through a capillary tube of length l and radius r is Q at a constant pressure p. The rate of flow of liquid through a capillary tube of radius r/2 and length 21 at the same pressure head will be_____

NN GHOSH-HYDRODYNAMICS-EXERCISES
  1. TheThe velocity of flow of water in the main water supply pipe is 1.0m...

    Text Solution

    |

  2. Calculate the velocity of efflux of kerosene form a tank in which the ...

    Text Solution

    |

  3. The reading of pressure meter attached with a closed pipe is 3.5 xx 10...

    Text Solution

    |

  4. A metel plate 100 sq cm in area rests on a 2-mm layer of castor oil, w...

    Text Solution

    |

  5. Calculate the critical velocity of water through a narrow tube of radi...

    Text Solution

    |

  6. Water is conveyed through a tube 8 cm in diameter and 4 km in length a...

    Text Solution

    |

  7. Find the terminal velocity acquired by a steel ball of diameter 3.2 mm...

    Text Solution

    |

  8. A steel ball-bearing of diameter 3 mm falls through glycerine and cove...

    Text Solution

    |

  9. An air bubble of radius 1 cm is found to rise in a cylindrical vessel ...

    Text Solution

    |

  10. Calculate the velocity with which rain drops reach us if the diameter ...

    Text Solution

    |

  11. A bubble of air of 2 mm diameter rises in a liquid of viscosity 0.075 ...

    Text Solution

    |

  12. A vessel fitted with a horizontal capillary tube near its bottom is al...

    Text Solution

    |

  13. A vessel of cross-section 20xx10^(-4) square metres has a capillary tu...

    Text Solution

    |

  14. A tank is filled with water to a height H. A hole is punched in the wa...

    Text Solution

    |

  15. In a horizontal oil pipeline of constant cross-sectional area the pres...

    Text Solution

    |

  16. A cylindrical vessel of hieght h and base area S is filled with water....

    Text Solution

    |

  17. A horizontally oriented tube AB of length l rotates with a constant an...

    Text Solution

    |

  18. A horizontal cylindrical vessel with a small orifice of area s is firs...

    Text Solution

    |

  19. Water flows out of a big tank along a horizontal tube of length l and ...

    Text Solution

    |