Home
Class 11
PHYSICS
Friction is caused by...

Friction is caused by

A

interlocking betweeen the irregularities on the contact surface.

B

apparent area of contact.

C

repulsive force between air and surface in earth .

D

gravitational force of attraction towards the earth.

Text Solution

Verified by Experts

The correct Answer is:
A
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

Friction is a

Frictional force causes

Define friction. What is the cause of friction? Give factors affecting friction. Explain that friction is necessary evil.

A carrom striker is given velocity on carrom based has always. Friction cause constant retardation. Striker hits boundary of carrom and come to rest at point from where it started. Take initial velocity direction as positive, choose correct graph describing motion : ( v- velocity, s-displacement, t-time)

A thin tablecloth covers a horizontal table and a unifirm body of round shape lies on top of it. The tablecloth os pulled from under the body, and friction causes the body to slide and rotate. What is the body's final motion on the table ? (Assume that the table is so large that the body does not fall off it) .

TARGET PUBLICATION-FRICTION IS SOLIDS AND LIQUIDS -MCQ (EVALUATION TEST)
  1. Friction is caused by

    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

    |