Home
Class 11
PHYSICS
A body is kept inside a container the te...

A body is kept inside a container the temperature of the body is `T_(1)` and the temperature of the container is `T_(2)` the rate at which body absorbs the energy is `alpha` The emissivity of the body is The radiation striking the body is either absorbed or reflected
At what rate of body will absorb the radiant energy .

A

If is the time,rate is `(T_(1)-T_(2))t`

B

`e`

C

both of the above

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRANSMISSION OF HEAT

    NARAYNA|Exercise LEVEL-I(H.W)|19 Videos

  • TRANSMISSION OF HEAT

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

  • TRANSMISSION OF HEAT

    NARAYNA|Exercise SINGLE ANSWER QUESTIONS Passage -1|1 Videos

  • THERMODYNAMICS

    NARAYNA|Exercise Exercise|187 Videos

  • UNITS AND MEASUREMENTS

    NARAYNA|Exercise STATEMENT TYPE QUESTION|23 Videos

Similar Questions

Explore conceptually related problems

A body is kept inside a container the temperature of the body is T_(1) and the temperature of the container is T_(2) the rate at which body absorbs the energy is alpha The emissivity of the body is The radiation striking the body is either absorbed or reflected A good absorber is .

A body is kept inside a container the temperature of the body is T_(1) and the temperature of the container is T_(2) the rate at which body absorbs the energy is alpha The emissivity of the body is The radiation striking the body is either absorbed or reflected Ater a long time the temperature of the body will be .

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

Heat energy flows from a body at ____ temperature to a body at _____ temperature.

NARAYNA-TRANSMISSION OF HEAT-SINGLE ANSWER QUESTIONS
  1. The total energy of a blackbody radiation source is collected for one ...

    Text Solution

    |

  2. A body is kept inside a container the temperature of the body is T(1) ...

    Text Solution

    |

  3. A body is kept inside a container the temperature of the body is T(1) ...

    Text Solution

    |

  4. A body is kept inside a container the temperature of the body is T(1) ...

    Text Solution

    |

  5. Two rods A and B of same cross sectional are A and length l connected ...

    Text Solution

    |

  6. Two rods A and B of same cross sectional are A and length l connected ...

    Text Solution

    |

  7. The shows a radiant energy spectrum graph for a black body at at tempe...

    Text Solution

    |

  8. The shows a radiant energy spectrum graph for a black body at at tempe...

    Text Solution

    |

  9. A rod of length l with thermally insulated lateral surface is made of ...

    Text Solution

    |

  10. A solid copper shere of density rho specific heat c and radius r is at...

    Text Solution

    |

  11. Two identical rods are connected between two containers. One of them i...

    Text Solution

    |

  12. Two spherical bodies A (radius 6cm) and B (radius 18cm) are at tempera...

    Text Solution

    |

  13. A body cools in a surrounding which is at a constant temperature of th...

    Text Solution

    |

  14. A body with an initial temperature theta(1) is allowed to cool in a su...

    Text Solution

    |

  15. The intensity of radiation emitted by the sun has its maximum value at...

    Text Solution

    |

  16. A rod of unifrom cross section is heated at temperature t(0) at a poin...

    Text Solution

    |

  17. A body obeying Newton's law of cooling cools in a surrounding which is...

    Text Solution

    |

  18. The three rods of same meterial and crosssectional area from the sides...

    Text Solution

    |

  19. Themperature of a body theta is slightly more than the temperature of ...

    Text Solution

    |

  20. A body cools from 80^(@)C to 70^(@)C in 10 minutes Find the required f...

    Text Solution

    |