Home
Class 11
PHYSICS
What is a black body ?...

What is a black body ?

Promotional Banner

Topper's Solved these Questions

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise REVISION EXERCISE (LONG ANSWER QUESTION)|5 Videos

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise REVISION EXERCISE (NUMERICAL PROBLEM)|19 Videos

  • THERMAL PROPERTIES OF MATTER

    MODERN PUBLICATION|Exercise REVISION EXERCISE (FILL IN THE BLANKS)|10 Videos

  • SYSTEMS OF PARTICLES AND ROTATIONAL MOTION

    MODERN PUBLICATION|Exercise Chapter Practice Test (for Board Examination)|16 Videos

  • UNITS AND MEASUREMENT

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|15 Videos

Similar Questions

Explore conceptually related problems

Black body radiation is white and a hole in the cavity of a radiator is a black body. Explain.

The temperature at which a black body ceases to radiate energy is .

The rate of dissipation of heat by a black body at temperature T is Q . What will be the the rate of dissipation of heat by another body at temperature 2T and emissivity 0.25 ?

The energy radiated by a black body is directly proportional to :

Assertion : A hollow metallic closed container maintained at a uniform temperature cab act as a source of black body radiation. Reason : All metals act as a black body.

A spherical body of area A, and emissivity e = 0.6 is kept inside a black body. What is the rate at which energy is radiated per second at temperature T

A black body emits

To what temperature must a black body be raised in order to double total radiation, if original temperature is 727^@C ?

MODERN PUBLICATION-THERMAL PROPERTIES OF MATTER-REVISION EXERCISE (SHORT ANSWER QUESTION)
  1. How specific heat capacity of a substance varies with temperature?

    Text Solution

    |

  2. Two bodies of specific heats C(1)andC(2) having same heat capacities ...

    Text Solution

    |

  3. Triple point of water is

    Text Solution

    |

  4. What is critical temperature? Can a gas be liquefied at any temperatur...

    Text Solution

    |

  5. What do you mean by latent heat of fusion and latent heat of vaporisat...

    Text Solution

    |

  6. The relation between principal specific heats of gases at constant pre...

    Text Solution

    |

  7. Mention atleast three applications of conductivity in daily life.

    Text Solution

    |

  8. What are the basic differences between , conduction, convection and ra...

    Text Solution

    |

  9. Distinguish between natural and forced convections. Give one example o...

    Text Solution

    |

  10. Distinguish between land breeze and sea breeze.

    Text Solution

    |

  11. Water is heated from below but not from top. Why?

    Text Solution

    |

  12. What are thermal radiations? Write their basic characteristics.

    Text Solution

    |

  13. GREEN HOUSE EFFECT

    Text Solution

    |

  14. Green house effect is caused by

    Text Solution

    |

  15. What is a black body ?

    Text Solution

    |

  16. What do you mean by Kirchhoff's law? Discuss at least two applications...

    Text Solution

    |

  17. State and explain Stefan's law.

    Text Solution

    |

  18. What do you mean by Wien's displacement law? What are the units and di...

    Text Solution

    |

  19. On a hot day, a car is left in sunlight with all the windows closed. A...

    Text Solution

    |

  20. Why bottoms of cooking utensils are blackened and tops are polished?

    Text Solution

    |