Home
Class 11
PHYSICS
find the terminal velocity of a steel ba...

find the terminal velocity of a steel ball 2mm in diameter falling through glycerine. Relative density of steel =8, relative density of glycerine =1.3 and viscosity of glycerine=8.3 poise.

A

`15.14xx10^(-3)m//s`

B

`17.43xx10^(-3)m//s`

C

`14.43xx10^(-4)m//s`

D

`17.43xx10^(-2)m//s`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (CRITICAL THINKING)|68 Videos

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (COMPETITIVE THINKING)|97 Videos

  • FORCE

    TARGET PUBLICATION|Exercise Evaluation Test|16 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise Evaluation Test|12 Videos

Similar Questions

Explore conceptually related problems

If the density of a metal is 8.2 g/cc, its relative density is

Relative density of an oil is 0.8 .Find the absolute density of oil in CGS and SI units.

A metal sphere of radius 1 mm and mass 50 mg falls vertically in glycerine. Find (a) the viscous force exerted by the glycerine on the sphere when the speed of the sphere is 1 cm s-1, (b) the hydrostatic force exerted by the glycerine on the sphere and (c) the terminal velocity with which the sphere will move down without acceleration. Density of glycerine =1260kgm^-3 and its coefficient of viscosity at room temperature = 8.0 poise.

Find the terminal velocity acquired by a steel ball of diameter 3.2 mm falling under gravity through an oil of density 920 "kg m"^(-3) and viscosity 1.64"N s m"^(-2) . The density of steel may be taken as 7820 kg m^(-3) .

Relative density of silver is 10.8. The density of water is 10^3(kg)/(m^3 . What is the density of silver in SI.

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)]

The velocity of a small ball of mass M and density d when dropped in a container filled with glycerine becomes constant after sometime. If the density of glycerine is 'd/2' then the viscous force acting on the ball will be

Glycerine flows steadily through a horizontal tube of length 1.5m and radius 1.0 cm. if the amount of glycerine collected per second at one end is 4.0 xx 10^(-3) kg s^(-1) , what is the pressuer difference between the two ends of the tube? (density of glycerine = 1.3xx10^(3)kgm^(-3) and viscosity of glycerine = 0.83Ns m^(-2) ).

A wood is of density 680kg//m^(3) . It is submerged in three liquids. Those are alcohol, water and glycerine. The density of alcohol is 780kg//m^(3) . The density of waer is 1g//cm^(3) and the density of glycerine is 1.250g//cm^(3) . In which liquid is the wood less submerged?

What is the terminal velocity of a copper ball of radius 2.0 mm, which falls through an oil tank? Given that density of oil = 1.5 xx 10^(3) kg m^(-3) , density of copper = 8.9 xx 10^(3) kg m^(-3) and viscosity of oil is 0.99 kg m^(-1)s^(-1) .

TARGET PUBLICATION-FRICTION IS SOLIDS AND LIQUIDS -MCQ (EVALUATION TEST)
  1. find the terminal velocity of a steel ball 2mm in diameter falling thr...

    Text Solution

    |

  2. A body while sliding went straight down an incline of 45^(@) to the ho...

    Text Solution

    |

  3. As an air bubble comes from the bottom of a lake to the top, its radiu...

    Text Solution

    |

  4. Four container of honey are shown in the figure. The pressure at depth...

    Text Solution

    |

  5. What is the maximum value of the force F such that the block shown in ...

    Text Solution

    |

  6. You want to apply a force on a box so that it moves with constant spee...

    Text Solution

    |

  7. A block of mass M is pulled along a horizontal surface by applying a f...

    Text Solution

    |

  8. Consider a car moving along a straight horizontal road with a speed of...

    Text Solution

    |

  9. A U-tube containing a liquid moves with a horizontal acceleration a al...

    Text Solution

    |

  10. Equal volume of two immiscible liquids of densities rho and 2rho are f...

    Text Solution

    |

  11. Assertion : A horse has to pull a cart harder during the first few ste...

    Text Solution

    |

  12. Digboi mine in Assam is the deepest in India. In this mine the conditi...

    Text Solution

    |

  13. Consider a liquid at rest in a container which opens into atmosphere. ...

    Text Solution

    |

  14. At two points on a horizontal tube of varying cross section carrying w...

    Text Solution

    |

  15. An aquarium is filled with water. The lateral wall of the aquarium is ...

    Text Solution

    |

  16. The fire fighters have a jet attached to the held of their water pipes

    Text Solution

    |

  17. The nature of graph between terminal velocity of spherical body vs the...

    Text Solution

    |

  18. For a freely falling body

    Text Solution

    |

  19. Assertion: The accumulation of snow on the wings of an acroplane reduc...

    Text Solution

    |

  20. The figure bwlow indicates flow of water through a tube of uniform cro...

    Text Solution

    |

  21. A water bgarrel having water up to a depth d is placed on a table of h...

    Text Solution

    |