Home
Class 11
PHYSICS
Intemal latent heat is defined as...

Intemal latent heat is defined as

A

amount of heat needed to do work against external pressure.

B

amount of heat needed to do work against intermolecular force.

C

amount of heat needed to increase the K.F. of the molecules

D

Heat needed to change the state of a substance.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Sound

    TARGET PUBLICATION|Exercise Exercise|248 Videos

Similar Questions

Explore conceptually related problems

What does the term latent heat of fusion mean?

The unit of latent heat is

Answer in one sentence: Where does the latent heat go during these transformation ?

What does the statement, 'latent heat of fusion for ice is 80 cal/g' mean?

Choose the correct alternative and write it along with its alloted alphabet: The latent heat of fusion of ice is …………

The values of melting point, boiling point as well as latent heat depend on atmospheric pressure.

A deep rectangular pond of surface area A, containing water ( density =p, specific heat capacity =s ) is located in a region where the outside air temperature is at a steady value of 26^@C . The thickness of the frozen ice layer in this pond, at a certain instant is x. Taking the thermal conductivity of ice as K, and is specific latent heat of fusion as L, the rate of increase of the thickness of ice layer, at this instant, would be given by

Answer the following questions : Define latent heat of fusion ?

Specific latent heat of fusion and specific latent heat of vaporisation.

What is meant by latent heat? How will the state of matter transform if latent heat is given off?

TARGET PUBLICATION-Thermal Properties of Matter-Exercise
  1. Temperature of the water at triple point is

    Text Solution

    |

  2. The point on the pressure temperature phase diagram where all the phas...

    Text Solution

    |

  3. Intemal latent heat is defined as

    Text Solution

    |

  4. A unit mass of solid is converted to liquid at its melting point. Heat...

    Text Solution

    |

  5. A metallic ball and highly retched spring are made of the same materia...

    Text Solution

    |

  6. The latent heat of vaporization of a substance is always

    Text Solution

    |

  7. 2 kg of ice at -20^@C is mixed with 5 kg of water at 20^@C in an insul...

    Text Solution

    |

  8. Work done in converting one gram of ice at -10^@C into steam at 100^@C...

    Text Solution

    |

  9. If the pressure of the surrounding is decreased, then the latent heat ...

    Text Solution

    |

  10. 1 of a steam at 100^@C melts how much ice at 0^@C? (Latent heat of ice...

    Text Solution

    |

  11. Assertion: Latent heat of fusion of ice is 336000 J kg^-1. Reason: Lat...

    Text Solution

    |

  12. During steady state of a rod heated at one end and surrounded by bad c...

    Text Solution

    |

  13. While measuring the thermal conductivity of a liquid, we keep the uppe...

    Text Solution

    |

  14. Liquid is filled in a vessel which is kept in a room with temperature ...

    Text Solution

    |

  15. The coefficients of thermal conductivity of copper, mercury and glass ...

    Text Solution

    |

  16. The heat is flowing through two cylindrical rods of same material. The...

    Text Solution

    |

  17. A cylindrical rod having temperature T1, and T2 at its ends. The rate ...

    Text Solution

    |

  18. One end of a metal rod is kept in steam. In steady state, the temperat...

    Text Solution

    |

  19. On a cold morning, a metal surface will feel colder to touch than a wo...

    Text Solution

    |

  20. Which of the following circular rods (given radius r length x and each...

    Text Solution

    |