Home
Class 11
PHYSICS
A block of steel heated to 100^(@)C is l...

A block of steel heated to `100^(@)C` is left in a room to cool Which of the curves shown in the represents the correct behaviour
.

A

`A`

B

`B`

C

`C`

D

`A` and `C`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • TRANSMISSION OF HEAT

    NARAYNA|Exercise LEVEL -1 (C.W)|1 Videos

  • TRANSMISSION OF HEAT

    NARAYNA|Exercise LEVEL (C.W)|13 Videos

  • TRANSMISSION OF HEAT

    NARAYNA|Exercise LEVEL-II(C.W)|27 Videos

  • THERMODYNAMICS

    NARAYNA|Exercise Exercise|187 Videos

  • UNITS AND MEASUREMENTS

    NARAYNA|Exercise STATEMENT TYPE QUESTION|23 Videos

Similar Questions

Explore conceptually related problems

A block of ice at -12^(@)C is slowly heated and converted into steam at 100^(@)C . Which of the following curves best represents the event ?

A block of ice at -10^@C is slowly heated and converted to steam at 100^@C. Which of the following curves represents the phenomenon qualitatively?

A block of ice -10^(@)C is slowly heated and converted to steam at 100^(@)C . Which of the following curves represent the phenomenon qualitatively?

A block of metal is heated to a temperature much higher than the room temperature and allowed to cool in a room free from air currents. Which of the following curves correctly represents the rate of cooling

A circular plate, a cube and a sphere, all made up of same material and having the same mass, are heated to 300^@C and left in a room. Which of them will have the slowest rate of cooling?

A metal block is resting on a rough wooden surface. A horizontal force applied to the block is increased uniformly. Which of the following curves correctly represents velocity of the block ?

NARAYNA-TRANSMISSION OF HEAT-C .U .Q
  1. Newton's law of cooling is a law connected with .

    Text Solution

    |

  2. Newton's law of cooling holds good provided the temperature difference...

    Text Solution

    |

  3. A block of steel heated to 100^(@)C is left in a room to cool Which of...

    Text Solution

    |

  4. Let there be four articles having colours blue red black and white. Wh...

    Text Solution

    |

  5. Which of the following qualities are best suited for cooking utensils ...

    Text Solution

    |

  6. The bulb of a thermometer is spherical and that of another is cylindri...

    Text Solution

    |

  7. Which of the following methods of flow of heat is (are) based on gravi...

    Text Solution

    |

  8. Two rods A and B of same metal and of same cross-section have length i...

    Text Solution

    |

  9. While measuring the thermal conductivity of liquids the upper part is ...

    Text Solution

    |

  10. The templitude of radiations from a cylindrical heat source is related...

    Text Solution

    |

  11. Kirchoff's law states that

    Text Solution

    |

  12. If pressure on a gas is increased from P to 2P then its heat conductiv...

    Text Solution

    |

  13. Two layers of cloth of equal thickness provide warmer covering than a ...

    Text Solution

    |

  14. In a room containing air, heat can go from one place to another

    Text Solution

    |

  15. The reflectance and emittance of a perfectly black body are rspectivel...

    Text Solution

    |

  16. Wien's displacement law fails at .

    Text Solution

    |

  17. A surface at temperature T(0)K receives power P by radiation from a sm...

    Text Solution

    |

  18. Two circular disc A and B with equal radii are blackened. They are hea...

    Text Solution

    |

  19. A solid at temperature T(1) is kept in an evacuated chamber at tempera...

    Text Solution

    |

  20. The thermal radiation emited by a body is proportional to T^(n) where ...

    Text Solution

    |