Home
Class 11
PHYSICS
If the terminal speed of a sphere of gol...

If the terminal speed of a sphere of gold (density `=19.5kg//m^3`) is `0.2m//s` in a viscous liquid (density `=1.5kg//m^3`), find the terminal speed of a sphere of silver (density `=10.5kg//m^3`) of the same size in the same liquid

A

0.4m/s

B

0.133m/s

C

0.1m/s

D

0.2m/s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

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

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN |Exercise Exercise 3 (Comprehension based questions)|23 Videos

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN |Exercise Exercise 1 (Fluid Statics)|40 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

If the terminal speed of a sphere of gold (density = 19.5kgm^(-3)) density of liquid =1.5kgm^(-3)) is 0.2ms^(-1) in a viscous liquid . What is the terminal speed of a sphere of silver (density =10.5kgm^(-3)) of the same size in the same liquid ?

Calculate the molarity of water if its density is 1000 kg m^(-3)

In Millikan's oil drop experiment , what is the terminal speed of an uncharged drop of radius 2.0xx10^(-5)m and density 1.2xx10^(3)kgm^(-3) . Take the viscosity of air at the temperature of the experiment to be 1.8xx10^(-5) Pa.s . How much is the viscous force on the drop at that speed ? Neglect buoyancy of the drop due to air .

One litre of milk weighs. 1.035 kg . The butter fat is 4%(v//v) of milk has density of 875 kg//m^(3) . Find the density of fat free skimed milk.

Assuming that the atmosphere has a uniform density of (1.3kg//m^(3)) and an effective height of 10 km, find the force exerted on an area of dimensions 100mxx80m at the bottom of the atmosphere.

A tiny sphere of mass m and density x is dropped in a jar of glycerine of density y. When the sphere aquires terminal velocity, the magnitude of the viscous force acting on it is :

In Millikan's oil drop experiment. What is the terminal speed of an uncharged drop of radius 2.0 times 10^-5 m and density 1.2 times 10^3 kg m^-3 . Take the viscosity of air at the temperature of the experiment to be 1.8 times 10^-5 Pa s . How much is the viscosity force on the drop at that speed? Neglect buoyancy of the drop due to air.

A vessel contains two immiscible liquids of density rho_(1)=1000 kg//m^(3) and rho_(2)=1500kg//m^(3) . A solid block of volume V=10^(3)m^(3) and density d=800kg//m^(3) is tied to one end of a string and the outer end is tied to the bottom of the vessel as shown in figure. The block is immersed with two fifths of its volume in the liquid of lower density. The entire system is kept in an elevator which is moving upwards with an acceleration of a=g/2 . Find the tension in the string.

ALLEN -ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 2 (One or more than one correct answer)
  1. Water coming out of the mouth of a tap and falling vertically in strea...

    Text Solution

    |

  2. There are two identical small holes on the opposite sides of a tank co...

    Text Solution

    |

  3. A U-tube of uniform cross section (see figure) is partially filled wit...

    Text Solution

    |

  4. A homogeneous solid cylinder of length L(LltH/2), cross-sectional area...

    Text Solution

    |

  5. A mercury manometer is connected as shown in the figure. The differenc...

    Text Solution

    |

  6. An open pan P filled with water of density (rhow) is placed on a verti...

    Text Solution

    |

  7. A small ball is left in a viscous liquid form very much height correct...

    Text Solution

    |

  8. A cubical block of side a and density rho slides over a fixed inclined...

    Text Solution

    |

  9. A space 2.5cm wide between two large plane surfaces is filled with oil...

    Text Solution

    |

  10. A large drop of oil whose density is less than that of water, floats ...

    Text Solution

    |

  11. If the terminal speed of a sphere of gold (density =19.5kg//m^3) is 0....

    Text Solution

    |

  12. A spherical ball is dropped in a long column of viscous liquid. Which ...

    Text Solution

    |

  13. A small sphere of mass m is dropped from a aheight After it has fallen...

    Text Solution

    |

  14. The wires A and B shown in Fig. are made of the same material and have...

    Text Solution

    |

  15. When a capillary tube is dipped in a liquid, the liquid rises to a hei...

    Text Solution

    |

  16. A massless conical flask filled with a liquid is kepth on t a table in...

    Text Solution

    |

  17. The vessel shown in the figure has a two sections of areas of cross-se...

    Text Solution

    |

  18. A liquid flows through a horizontal tube. The velocities of the liquid...

    Text Solution

    |

  19. A vertical U-tube contains a liquid. The total length of the liquid co...

    Text Solution

    |

  20. A cup filled with water has a hole in the side, through which the liqu...

    Text Solution

    |