Home
Class 12
PHYSICS
The terminal velocity V of a spherical b...

The terminal velocity V of a spherical ball of lead of radius R falling through a viscous liquid varies with R such that

A

`vr^2` = Constant

B

`frac{v}{r^2}` = Constant

C

`frac{v}{r}` = Constant

D

vr = Constant

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TEST 7

    AAKASH INSTITUTE|Exercise Exercise|55 Videos
  • THERMAL PROPERTIES OF MATTER

    AAKASH INSTITUTE|Exercise Assignment (Section-J) Akash Challengers Questions|7 Videos

Similar Questions

Explore conceptually related problems

The terminal velocity of small sized spherical body of radius r falling vertically in a viscous liquid is given by the following proportionality

The terminal velocity of a sphere of radius R, falling in a viscous fluid, is proportional to

Define coefficient of viscosity and give its SI unit. On what factors does the terminal velocity of a spherical ball falling through a viscous liquid depend ? Derive the formula upsilon_t = (2 r^2 g)/(9 eta) (rho - rho^1) where the symbols have their usual meanings.

After terminal velocity is reached the acceleration of a body falling thorugh a viscous fluid is:

The terminal velocity v of a small steel ball ofradius r fal ling under gravity through a column ofa viscous liquid of coefficient of viscosity eta depends on mass of the ball m, acceleration due to gravity g, coefficient of viscosity eta and radius r. Which of the following relations is dimensionally correct?

Terminal velocity (V) of a spherical object varies with a radius of object (r) -

Define terminal velocity. Show that the terminal velocity upsilon of a sphere of radius r, density rho falling vertically through a viscous fluid of density sigma and coefficient of viscosity eta is given by upsilon = 2 / 9 ((rho - sigma)r^2 g) / eta Use this formula to explain the observed rise of air bubbles in a liquid.

Define terminal velocity and obtain an expression for the terminal velocity in case of a sphere falling through a viscous liquid. Also show graphically the variation of velocity with time.

The terminal velocity of a sphere moving through a viscous medium is :

AAKASH INSTITUTE-TEST 9-EXAMPLE
  1. The velocity of sound is generally greater in solids than in gases bec...

    Text Solution

    |

  2. The rate of cooling of a body depends on –

    Text Solution

    |

  3. v20globalnewFlow

    Text Solution

    |

  4. When an ideal diatomic gas is heated at constant pressure, the fractio...

    Text Solution

    |

  5. P-V graph was obtained from state 1 to state 2 when a given mass of a ...

    Text Solution

    |

  6. The potential energy of a particle executing SHM along the x-axis is g...

    Text Solution

    |

  7. A child is standing with folded hands at the center of a platform rota...

    Text Solution

    |

  8. A boat of 90 kg is floating in still water. A boy of mass 30 kg walks ...

    Text Solution

    |

  9. A ball collides directly with another ball at rest and is brought to r...

    Text Solution

    |

  10. A body falls from a height h = 200 m (at New Delhi). The ratio of dist...

    Text Solution

    |

  11. The Poisson's ratio of a material is 0.4. If a force is applied to a w...

    Text Solution

    |

  12. A particle executes linear simple harmonic motion with an amplitude of...

    Text Solution

    |

  13. A body weigh 50 g in air and 40 g in water. How much would it weigh in...

    Text Solution

    |

  14. A rectangular vessel when full of water takes 10 minutes to be emptied...

    Text Solution

    |

  15. A cane filled with water is revolved in a vertical circle of radius 4 ...

    Text Solution

    |

  16. Moment of inertia of a uniform circular disc about a diameter is I. It...

    Text Solution

    |

  17. The terminal velocity V of a spherical ball of lead of radius R fallin...

    Text Solution

    |

  18. The gravitational potential energy of a body at a distance r from the ...

    Text Solution

    |

  19. The kinetic energy K of a particle moving along a circle of radius R d...

    Text Solution

    |

  20. If velocity (v), acceleration (a) and force (F) are taken as fundament...

    Text Solution

    |