Home
Class 11
PHYSICS
Two drops of the same radius are falling...

Two drops of the same radius are falling through air with a steady velcoity of `5 cm s^(-1).` If the two drops coalesce, the terminal velocity would be

A

`4((2)/(3))xx5cm//s`

B

`4^((1)/(3))cm//s`

C

`5^((1)/(2))xx4cm//s`

D

`4^((2)/(3))xx5cm//s`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 2 (One or more than one correct answer)|53 Videos

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 3 (Assertion & Reason)|32 Videos

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 1 (Surface Tension)|21 Videos

  • CENTRE OF MASS

    ALLEN|Exercise EXERCISE-V B|19 Videos

  • ERROR AND MEASUREMENT

    ALLEN|Exercise Part-2(Exercise-2)(B)|22 Videos

Similar Questions

Explore conceptually related problems

Two drops of same radius are falling through air with steady velocity of v" "cm//s . If the two drops coalesce, what would be the terminal velocity ?

Two water drops of the same radius are falling through air with a velocity 5cm/s. If the two drops coalesce to form one drop, the terminal velocity of the drop will be

Two drops of same radius are falling through air with steady speed v. If the two drops coalesce, what would be the terminal speed –

If n equal rain droplets falling through air with equal steady velocity of 10 cm s^(-1) coalesce, find the terminal velocity of big drop formed.

Rain drops fall with terminal velocity due to

Two equal drops of water are falling through air with a steady velocity v. If the drops coalesced, what will be the new velocity?

Eight equal water drops are falling in air with a steady velocity 4cms^(-1) ​. If the drops coalesced what will be the new velocity :-

Eight equal drops of water are falling through air with a steady velocity of 10 cms^(-1) . If the drops combine to form a single drop big in size, then the terminal velocity of this big drop is

Two equal drops of water are falling through air with a steady velocity of 10cms^(-1) If drops recombine tofrom a single drop , what will be new terminal velocity ?

ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 1 (Fluid Statics)
  1. A boat carrying a large number of stones is floating in a water tank. ...

    Text Solution

    |

  2. An object of weight W has a uniform rectangular cross section of a x2a...

    Text Solution

    |

  3. Streamline motion is that motion in which there is-

    Text Solution

    |

  4. An aeroplane of mass 3xx10^(4)kg and total wing area of 120 m^(2) is i...

    Text Solution

    |

  5. One end of a horizontal pipe is closed with the help of a velve and th...

    Text Solution

    |

  6. Water is flowing through a channel that is 12 m wide with a speed of 0...

    Text Solution

    |

  7. A U-tube of small and uniform cross section contains water of total le...

    Text Solution

    |

  8. 16cm^(3) of water flows per second through a capillary tube of radius ...

    Text Solution

    |

  9. The water level on a tank is 5m high. There is a hole of 1 cm^(2) cro...

    Text Solution

    |

  10. In the following fig., the flow of liquid through a horizontal pipe is...

    Text Solution

    |

  11. The diagram (figure) shows a venturimeter, through which water is flow...

    Text Solution

    |

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

    Text Solution

    |

  13. More viscous oil is used in summer than in winterr in motors due to

    Text Solution

    |

  14. With increase in temperature the viscosity of

    Text Solution

    |

  15. A rain drop of radius 0.3 mm has a terminal velocity in air 1m/s. the ...

    Text Solution

    |

  16. Two liquids of densities d(1) and d(2) are flowing in identical capill...

    Text Solution

    |

  17. The velocity of falling rain drop attain limited value bacause of

    Text Solution

    |

  18. The rate of flow of liquid through a capillary tube in an experiment t...

    Text Solution

    |

  19. A copper ball of radius r travels with a uniform speed v in a viscous ...

    Text Solution

    |

  20. Two drops of the same radius are falling through air with a steady vel...

    Text Solution

    |