Home
Class 11
PHYSICS
When the two surface are coated with the...

When the two surface are coated with the lubricant, the they will

A

roll upon each other

B

stick to each other

C

slide upon each other

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
C
When two surface are coated with a lubricant reduces the friction and wear between them they slide upon each other.
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    A2Z|Exercise Chapter Test|30 Videos

  • NEWTONS LAWS OF MOTION

    A2Z|Exercise NEET Questions|38 Videos

  • MOTION IN TWO DIMENSION

    A2Z|Exercise Chapter Test|29 Videos

  • OSCILLATION AND SIMPLE HARMONIC MOTION

    A2Z|Exercise Chapter Test|29 Videos

Similar Questions

Explore conceptually related problems

When two surfaces are coated with a lubricant, then they

When two sufaces are coated with lubricant, friction between the surfaces "_____"

A good lubricant must have

Graphite is used as lubricant due to

In a machine, a block continously slides forward and backward on a horizontal platform. When lubricating oil is applied to their surfaces n contact, then the friction between them

If maching is lubricated with oil

Knowledge Check

  • When two surfaces are coated with a lubricant, then they

    A
    Stick to each other
    B
    Slide upon each other
    C
    Roll upon each other
    D
    None of these

  • When two sufaces are coated with lubricant, friction between the surfaces "_____"

    A
    becomes zero
    B
    decreases
    C
    remainjs constant
    D
    increases

  • A good lubricant must have

    A
    high viscosity
    B
    low viscosity
    C
    high density
    D
    low surface tension
    • A2Z-NEWTONS LAWS OF MOTION-AIIMS Questions
    1. When the two surface are coated with the lubricant, the they will

      Text Solution

      |

    2. A stone tied to a string is rotated with a uniform speed in a vertical...

      Text Solution

      |

    3. If a ladder weighting 250 N is placed against a smooth vertical wall h...

      Text Solution

      |

    4. A block of mass 10kg is placed on a rough horizontal surface having co...

      Text Solution

      |

    5. A person is standing in an elevator. In which situation he finds his w...

      Text Solution

      |

    6. A person used force (F) , shown in figure to move a load with constant...

      Text Solution

      |

    7. A smooth block is released at rest on a 45^@ incline and then slides a...

      Text Solution

      |

    8. Figures I, II, III, and IV depict variation of force with time. The im...

      Text Solution

      |

    9. A body mass 2kg has an initial velocity of 3 metre//sec along OE and i...

      Text Solution

      |

    10. A block of mass 2kg is kept on the floor. The coefficient of static fr...

      Text Solution

      |

    11. A car is moving along a straight horizontal road with a speed v(0) . I...

      Text Solution

      |

    12. A motorcycle is going on an overbridge of radius R. The driver maintai...

      Text Solution

      |

    13. A block of mass m=5kg is resting on a rough horizontal surface for whi...

      Text Solution

      |

    14. The bob of a simple pendulum it displaced position O to a equilibrium ...

      Text Solution

      |

    15. Consider three cases, same spring is attached with 2kg , 3kg and 1kg b...

      Text Solution

      |

    16. A horizontal force acting on a block of mass m which is placed on an i...

      Text Solution

      |

    17. In the diagram 100kg block is moving up with constant velocity, then f...

      Text Solution

      |

    18. A Rocket having initial mass 5xx10^(6)kg , which include mass of fuel ...

      Text Solution

      |

    19. Assertion: A rocket moves forward by pushing the surrounding air backw...

      Text Solution

      |

    20. Assertion: The driver in a vechile moving with a constant speed on a s...

      Text Solution

      |