Home
Class 11
PHYSICS
Machine parts are jammed in winter. Why?...

Machine parts are jammed in winter. Why?

Text Solution

Verified by Experts

In winter i.e., at low temperature the viscosity of lubricants increases.
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF MATTER

    CBSE COMPLEMENTARY MATERIAL|Exercise Short Answer Type Questions (2 Marks)|25 Videos

  • PROPERTIES OF MATTER

    CBSE COMPLEMENTARY MATERIAL|Exercise Short Answer Type Questions (3 Marks)|24 Videos

  • NEWTON'S LAWS OF MOTION

    CBSE COMPLEMENTARY MATERIAL|Exercise Laws Of Motion|20 Videos

  • ROTATIONAL MOTION

    CBSE COMPLEMENTARY MATERIAL|Exercise MULTIPLE CHOICE QUESTIONS|20 Videos

Similar Questions

Explore conceptually related problems

Statement-1: Machine parts are jammed in winter. Statement-2: The viscosity of lubricant used in machine part decrease at low temperature.

Machine parts are jammed in winter due to

Give reason for the following: (a) Machine parts get jammed in the winters. (b) A constant driving force is always required for the maintenance of the flow of oil through pipe lines in the refineries. (c) Velocity of water in a river is less near the banks and more in the middle.

The rocks in cold regions get cracked in winter. Why?

Why are the tools and machine parts made of iron smeared with grease or oil ?

Why is it better to wear dark clothes in winter ?

CBSE COMPLEMENTARY MATERIAL-PROPERTIES OF MATTER-MULTIPLE CHOICE QUESTIONS (MCQs)
  1. Machine parts are jammed in winter. Why?

    Text Solution

    |

  2. A spring is stretched by applying a load to its free end. The strain...

    Text Solution

    |

  3. The maximum load a wire can withstand without breaking, when its lengt...

    Text Solution

    |

  4. A rigid bar of mass M is supported symmetrically by three wires each o...

    Text Solution

    |

  5. A mild steel wire of Length 2L and cross sectional Area A is stretched...

    Text Solution

    |

  6. For an ideal liquid : (More than one option may be correct)

    Text Solution

    |

  7. The stress strain graph for this materials are shown figure. (assume s...

    Text Solution

    |

  8. A tall cylinder is filled with viscous oil. A round pebble is dropped ...

    Text Solution

    |

  9. An ideal fluid flows through a pipe of circular cross-section made of ...

    Text Solution

    |

  10. The angle of contact at the interface of water glass is 0^(@) ethylalc...

    Text Solution

    |

  11. A bimetallic strip is made of aluminum & steel (alpha(AI) gtalpha("ste...

    Text Solution

    |

  12. A Uniform Metallic Rod rotates about its perpendicular bisector with c...

    Text Solution

    |

  13. As the temperating is increases, the time period of pendulum

    Text Solution

    |

  14. Refer to the plot of temperating versus time showing the changes in th...

    Text Solution

    |

  15. A student records the initial length l, change in temperature DeltaT a...

    Text Solution

    |

  16. The approximate depth of an ocean is 2700 m. The compressibility of wa...

    Text Solution

    |

  17. The Young's Modulus of steel is twice that of brass. Two wires of same...

    Text Solution

    |

  18. Two rods of different materials having coefficients of thermal expansi...

    Text Solution

    |

  19. In the given figure, if the dimension of the two wires are the same an...

    Text Solution

    |

  20. The two ends of a metal rod are maintained at temperatures 100^(@)C an...

    Text Solution

    |

  21. Steam at 100^(@)C is passed into 20 g of water at 10^(@)C, then water ...

    Text Solution

    |