Home
Class 12
PHYSICS
A steel ball with radius 0.3mm is fallin...

A steel ball with radius 0.3mm is falling with velocity of `2 m//s` at a time t, through a tube filled with glycerin, having coefficient of viscosity `0.833 Ns//m^2`. Determine viscous force acting on the steel ball at that time.

Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF FLUIDS

    CHETANA PUBLICATION|Exercise Exercise|91 Videos

  • Magnetic Materials

    CHETANA PUBLICATION|Exercise EXERCISE|74 Videos

  • Oscillations.

    CHETANA PUBLICATION|Exercise EXERCISE|69 Videos

Similar Questions

Explore conceptually related problems

Spherical balls of radius 'r' are falling in a viscous fluid of viscosity eta with a velocity 'v' .The retarding viscous force acting on the spherical ball is

Spherical balls of radius 'R' are falling in a viscous fluid of viscosity 'eta' with a velocity 'v'. The retarding viscous force acting on the spherical ball is

Calculate the viscous force acting on a rain drop of diameter 1mm, falling with a uniform velocity 2 m//s through air. The coefficient of viscosity of air is 1.8 xx 10^-5 Ns//m^2 .

A small steel ball of mass m and radius r is falling under gravity through a viscous liquid of coefficient of viscosity eta . If g is the value of acceleration due to gravity. Then the terminal velocity of the ball is proportional to (ignore buoyancy)

Find the terminal velocity of a steel ball bearing of radius 0.1cm when it falls through a tube filled with glycerine. ( rho_(steel) = 8 g//cm^3 , a = 1.34 g//cm^3 , r| = 9 poise)

A rain drop of radius 0.5 mm has a terminal velocity in air 2 m/s. If the coefficient of viscosity of air is 1.8xx10^(-4) poise, the viscous drag on the rain drop will be

The terminal velocity of a water drop of radius 0.01 mm falling through air is 1.12 cm/s. If the density of air is neglected, the coefficient of viscosity of air is [density of water =10^(3) kg//m^(3), g=9.8m//s^(2)]

Two metal ball of radius R and 2 R falling through a fluid have same velocity at some point. The viscous drag acting on them at that instant are in the ratio

Calculate the force required to move a flat metal plate of area 25cm^2 with a uniform velocity of 20 m//s over the surface of a liquid 1 mm thick if the coefficient of viscosity (n) is 2 Ns//m^2

CHETANA PUBLICATION-MECHANICAL PROPERTIES OF FLUIDS-Exercise
  1. A steel ball with radius 0.3mm is falling with velocity of 2 m//s at a...

    Text Solution

    |

  2. A needle of length 6 cm can stay afloat on water. Find weight of the n...

    Text Solution

    |

  3. Calculate the work done in blowing a soap bubble of radius 4 cm. The s...

    Text Solution

    |

  4. A square glass plate 4.5 cm long and 0.5 cm thick is suspended in a t...

    Text Solution

    |

  5. Calculate the work done in increasing the radius of a soap bubble in a...

    Text Solution

    |

  6. A liquid of density 700 kg//m^3 rises to a height of 12 mm in capillar...

    Text Solution

    |

  7. A liquid rises to height of 9 cm in a glass capillary of radius 0.02 c...

    Text Solution

    |

  8. A capillary tube of diameter 0.6 mm dipped vertically into water. It r...

    Text Solution

    |

  9. Eight droplets of mercury each of radius 1 mm coalesces into a single ...

    Text Solution

    |

  10. Calculate the work done in breaking a mercury drop of radius 1mm into ...

    Text Solution

    |

  11. Compare the amount of work done in blowing two soap bubbles of radii i...

    Text Solution

    |

  12. When glass capillary tube of radius 0.4 mm is dipped into mercury, the...

    Text Solution

    |

  13. Surface tension of water at 0^@C is 75 dyne/cm, find the surface tensi...

    Text Solution

    |

  14. Find the work done in blowing a soap bubble of radius 5cm.Surface tens...

    Text Solution

    |

  15. A capillary tube of uniform bore is dipped vertically in water which r...

    Text Solution

    |

  16. Compare the amount of work done in blowing two soap bubbles of radii i...

    Text Solution

    |

  17. A drop of mercury 2 mm in diameter breaks into a million small spheric...

    Text Solution

    |

  18. A liquid of density 800 kg//m^3 flowing steadily in a tube of varying ...

    Text Solution

    |

  19. A liquid of density 800 kg//m^3 flowing steadily in a tube of varying ...

    Text Solution

    |

  20. Water is flowing continously from a tap having a base of internal diam...

    Text Solution

    |

  21. Find the terminal velocity of a steel ball bearing of radius 0.1cm whe...

    Text Solution

    |