Home
Class 12
PHYSICS
A liquid flows in a tube from left to ri...

A liquid flows in a tube from left to right as shown in figure. `A_(1)` and `A_(2)` are the cross-section of the portions of the tube as shown. Then the ratio of speeds `v_(1)//v_(2)` will be

A

`A_(1)//A_(2)`

B

`A_(2)//A_(1)`

C

`sqrt(A_(2))//sqrt(A_(1))`

D

`sqrt(A_(1))//sqrt(A_(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (Properties of Matter & Fluid Mechanics)(Hydrostatics)|20 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Properties of Matter & Fluid Mechanics)(Surface Tension)|26 Videos

  • RACE

    ALLEN |Exercise Basic Maths (Properties of Matter & Fluid Mechanics)(Elasticity)|20 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

Liquid is flowing throgh a tube of nonuniform cross section ratio of the radius at entry a and exit end B of the tube is 3 :2. Then the ratio of velocities at entry A and exit B of liquid is ……

In the following fig., the flow of liquid through a horizontal pipe is shown. Three tubes A, B and C are connected to the pipe. The radii of the tubes A,B and C at the junction are respectively 2 cm, 1 cm and 2 cm . It can be said that the

A non-viscous liquid of constant density 1000kg//m^3 flows in a streamline motion along a tube of variable cross section. The tube is kept inclined in the vertical plane as shown in Figure. The area of cross section of the tube two point P and Q at heights of 2 metres and 5 metres are respectively 4xx10^-3m^2 and 8xx10^-3m^2 . The velocity of the liquid at point P is 1m//s . Find the work done per unit volume by the pressure and the gravity forces as the fluid flows from point P to Q.

If the area of circle is A_(1) and area of regular pentagon inscibed in the circle is A_(2), then find the ratio of area of two.

A liquid flows through a horizontal tube. The velocities of the liquid in the two sections, which have areas of cross section A_(1) and A_(2) are v_(1) and v_(2) respectively. The difference in the levels of the liquid in the two vertical tubes is h . Then

A particle is moving in a circle of radius r with speed v as shown in the figure. The magnitude of change in velocity in moving from P to Q is

The U-tube shown has uniform cross-section A liquid is filled in the two arms up to height h_(1) and h_(2) and then the liquid is allowed to move neglect viscosity and surface tension. When the levels equalize in the two arms, the liquid will

When a mass m is connected individually to two springs S_(1)" and "S_(2) the oscillation frequencies are v_(1)" and "v_(2) . If the same mass is attached to the two springs as shown in figure, the oscillation frequency would be

A siphon tube is discharging a liquid of density 900(kg)/(m^(3)) as shown in figure. (P_(0)=1.01xx10^(5) N//m^(2)) Pressure at point B is

A siphon tube is discharging a liquid of density 900(kg)/(m^(3)) as shown in figure. (P_(0)=1.01xx10^(5) N//m^(2)) Pressure at point C is

ALLEN -RACE-Basic Maths (Properties of Matter & Fluid Mechanics)(Fluid Dynamics + Viscosity)
  1. Blood is flowing at the rates of 200 cm^(3)//sec in a capillary of cro...

    Text Solution

    |

  2. The cylindrical tube of a spray pump has a cross-section of 8 cm^2, on...

    Text Solution

    |

  3. A cylindrical vessel of 92 cm height is kept filled upto to brim. It h...

    Text Solution

    |

  4. A cylindrical tank has a hole of 1 cm in its bottom. If the water is a...

    Text Solution

    |

  5. A tank containing water has an orifice in one vertical side. If the ce...

    Text Solution

    |

  6. Air is streaming past a horizontal airplane wing such that its speed i...

    Text Solution

    |

  7. An air bubble of 1 cm radius is rising at a steady rate of 2.00ms^-1 t...

    Text Solution

    |

  8. Sixty four spherical rain drops of equal size are falling vertically t...

    Text Solution

    |

  9. A layer of glycerine of thickness 1 mm is present between a large surf...

    Text Solution

    |

  10. Water contained in a tank flows through an orifice of a diameter 2 cm ...

    Text Solution

    |

  11. A tiny sphere of mass m and density x is dropped in a jar of glycerine...

    Text Solution

    |

  12. A small steel ball of mass m and radius r is falling under gravity thr...

    Text Solution

    |

  13. A sphere of brass released in a long liquid column attains a terminal ...

    Text Solution

    |

  14. A river 10 m deep is flowing at 5ms^(-1). The shearing stress between ...

    Text Solution

    |

  15. Working of paint-gun and scent sprayer is based on :-

    Text Solution

    |

  16. A liquid flows in a tube from left to right as shown in figure. A(1) a...

    Text Solution

    |

  17. A manometer connected to a closed tap reads 4.5 xx 10^(5) pascal. When...

    Text Solution

    |

  18. Two metal spheres are falling through a liquid of density 2xx10^(3)kg/...

    Text Solution

    |

  19. Water flows in a streamline manner through a capillary tube of radius ...

    Text Solution

    |

  20. A metal plate of area 10^(3)" "cm^(2) rests on a layer o oil 6 mm thic...

    Text Solution

    |