Home
Class 11
PHYSICS
The relative velocity of two parallel la...

The relative velocity of two parallel layers of water is 8 cm/sec. If the perpendicular distance between the layers is 0.1 cm, then velocity gradient will be

A

40 per second

B

60 per second

C

80 per second

D

100 per second

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • FRICTION IS SOLIDS AND LIQUIDS

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

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 Videos

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 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

The length of the parallel sides of a trapezium are 14 cm and 7 cm. If the perpendicular distance between them is 8 cm, then the area of the trapezium is:

The difference between the lengths of the parallel sides of a trapezium is 8 cm, the perpendicular distance between these sides is 24 cm and the area of the trapezium is 312 cm^(2) . Find the length of each of the parallel sides.

Two parallel layers of water are moving with a relative velocity of 10 cm/s. What will be the velocity gradient if the perpendicular distance between the layers is 0.2 cm.

The difference between two parallel sides of a trapezium is 8 cm.The perpendicular distance between them is 38 cm. If the area of the trapezium is 950 cm2, find the length of the parallel sides.

The difference between two parallel sides of a trapezium is 8 cm. The perpendicular distance between them is 19 cm while the area of trapezium is 760 sq cm. What will be the lengths of the parallel sides?

The difference between two parallel sides of a trapezium is 4 cm. The perpendicular distance between them is 19 cm. If the area of the trapezium is 475 cm^(2) . Find the lengths (cm) of the parallel sides:

The difference between two parallel sides of a trapezium is 4cm .The perpendicular distance between them is 19cm. If the area of the trapezium is 475backslash cm^(2), find the lengths of the parallel sides.

The area of a trapezium is 441 cm^(2) and the ratio of parallel sides is 5:9. Also the perpendicular distance between them is 21 cm, the longer of parallel sides is :

The area of a trapezium is 336 cm^(2) . If its parallel sides are in the ratio 5 : 7 and the perpendicular distance between them is 14 cm, then the smaller of the parallel sides is

TARGET PUBLICATION-FRICTION IS SOLIDS AND LIQUIDS -MCQ (CRITICAL THINKING)
  1. In turbulent flow the velocity of the liquid molecules in contact with...

    Text Solution

    |

  2. The tangential force or viscous force on any layer of the liquid is di...

    Text Solution

    |

  3. The relative velocity of two parallel layers of water is 8 cm/sec. If ...

    Text Solution

    |

  4. A good lubricant must have

    Text Solution

    |

  5. Machine parts are jammed in winter. Why?

    Text Solution

    |

  6. A sphere is dropped gently into a medium of infinite extent. As the sp...

    Text Solution

    |

  7. Rain drops fall from a great height under gravity. Check the correct s...

    Text Solution

    |

  8. A solid sphere falls with a terminal velocity V in CO(2) gas. If its i...

    Text Solution

    |

  9. The maximum average velocity of water in a tube of diameter 2 cm so th...

    Text Solution

    |

  10. Bernoulli's equation is ideally valid for

    Text Solution

    |

  11. The pans of a physical balance are in equilibrium. Air is blown under ...

    Text Solution

    |

  12. Assertion : Aeroplanes are made to run on the runway before take off...

    Text Solution

    |

  13. Why two boats moving in parallel directions close to each other get at...

    Text Solution

    |

  14. Water flowing through a horizontal pipe line having a constriction. Th...

    Text Solution

    |

  15. A vessel is filled with water and kerosence oil. The vessel has a smal...

    Text Solution

    |

  16. The reading of pressure meter attached with a closed pipe is 3.5 xx 10...

    Text Solution

    |

  17. In a venturimeter, "" remains unchanged along the axis.

    Text Solution

    |

  18. The speed of the effux from an open tank is identical to that of ""

    Text Solution

    |

  19. The velocity of efflux of an ideal liquid does not depend on

    Text Solution

    |

  20. An L-shaped tube with a small orifice is held in a water stream as sho...

    Text Solution

    |