Home
Class 11
PHYSICS
(A): The melting point of ice decreases ...

(A): The melting point of ice decreases with increase of pressure.
(R ): Ice contracts on melting. (2004)

A

Both (A) and(R ) are true and (R ) is the correct explanation of (A)

B

Both (A) and (R ) are (R ) true and is not the correct explanation of (A)

C

(A) is true but (R ) is false

D

Both (A) and (R ) are false

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • THERMODYNAMICS

    AAKASH SERIES|Exercise EXERCISE - 2|58 Videos
  • THERMODYNAMICS

    AAKASH SERIES|Exercise EXERCISE - 3|33 Videos
  • THERMODYNAMICS

    AAKASH SERIES|Exercise EXERCISE - 1A|135 Videos
  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - II) PRACTICE SHEET (ADVANCED) Integer/Subjective Type Questions|2 Videos
  • THERMOMETRY

    AAKASH SERIES|Exercise Numerical Exercise (LEVEL- 1)|11 Videos

Similar Questions

Explore conceptually related problems

Melting point of calcium halides decreases in the order

The melting point of ice in Kelvin scale of temperature -

Melting of ice-cream is a

At its melting point ice is lighter than water because

List. I a) Among solids and liquids specific heat is maximum for b) In liquids specific beat is minimum for c) With increase of pressure the boiling point of a liquid d) With increase of pressure the melting pointof a solid substance which contracts on melting List- II e) Mercury f) Water g) Increases h) Decreases

During the melting of a slab of ice at 273 K at atmospheric pressure:

AAKASH SERIES-THERMODYNAMICS-EXERCISE - 1B
  1. (A): Thermodynamics process in nature are irreversible. (R ): Dissip...

    Text Solution

    |

  2. (A): A room can not be cooled by opening the door of a refrigerator in...

    Text Solution

    |

  3. (A): It is not possible for a system, unaided by an external agency to...

    Text Solution

    |

  4. (A): Efficiency of carnot engine increase on reducing the temperature ...

    Text Solution

    |

  5. (A): The entropy of the solids is the highest (R ): Atoms of the soli...

    Text Solution

    |

  6. (A): It is possible to transfer heat energy from body at lower tempera...

    Text Solution

    |

  7. (A): Internal energy of an ideal gas sample is total kinetic energy of...

    Text Solution

    |

  8. (A): The adiabatic exponent [gamma=C(P)/C(V)] of amonoatomic gas (R ...

    Text Solution

    |

  9. (A): If an ideal gas expands in vacuum in an insulated chamber, DeltaQ...

    Text Solution

    |

  10. (A): If temperature of an ideal gas is constant. Then change in intern...

    Text Solution

    |

  11. (A): A refrigerator transfers heat from lower temperature to higher te...

    Text Solution

    |

  12. (A): Q heat is given to melt ice cube and magnitude of work done by ic...

    Text Solution

    |

  13. (A): C(P) is always greater than C(V) in gases. (R ): Work done at con...

    Text Solution

    |

  14. (A): During rapid pumping of air in tyres, air inside the tyre is hott...

    Text Solution

    |

  15. (A): At room temperature water does not sublimate from ice to steam. ...

    Text Solution

    |

  16. (A): In a pressure cooker the water is brought to boil. The cooker is ...

    Text Solution

    |

  17. (A): The melting point of ice decreases with increase of pressure. (R ...

    Text Solution

    |

  18. (A): In an isolated system the entropy increases. (R ): The process in...

    Text Solution

    |

  19. (A): The carnot cycle is useful in understanding the performance of he...

    Text Solution

    |

  20. (A): When a glass of hot milk is placed in a room and allowed to cool,...

    Text Solution

    |