Home
Class 11
PHYSICS
A particular star (assuming it as a blac...

A particular star (assuming it as a black body) has a surface temperature of about `5 xx 10^(4)K` The wave length in nano-meters at which its radiation becomes maximum is `(b = 0.0029mk)` .

A

48

B

58

C

60

D

70

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise Radiation (Stefan s law)|56 Videos

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise Radiation (Newton s Law of Cooling)|37 Videos

  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise Radiation (General, Kirchoff s law, Black body)|38 Videos

  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Self Evaluation Test|15 Videos

  • UNITS, DIMENSION & MEASUREMENTS

    ERRORLESS |Exercise All Questions|333 Videos

Similar Questions

Explore conceptually related problems

The surface temperature of a particular star which is assumed to behave like a black body is about 5xx10^(4) K. What is the wavelength in nanometre at which its intensity of radiation becomes maximum ? [b = 2.9xx10^(-3) mK]

A hot body has a surface temperature of 1345^@C . Calculate the wavelength at which it radiates maximum energy . Take . Wein,s constant = 0.2898 cm K

The surface temperature of the sun is about 6000K. If the temperature of the sun becomes twice the present temperature, then [b = 2.9xx10^(-3)mK ]

The surface temperature of a black body is 1200 K. What is the wavelength corresponding to maximum intensity of emission of radiation if Wien's constant b = 2.892xx10^(-3)mK ?

The sun radiates maximum energy at wavelength 4753Å . The surface temperature of the sun if b=2.888xx10^(-3)mK , is

A spherical body of 5 cm radius is maintained at a temperature of 327^(@)C . The wavelength at which maximum energy radiated will be nearly (b=2.898xx10^(-3)m" "K)

ERRORLESS -TRANSMISSION OF HEAT-Radiation (Wein s law)
  1. Four pieces of iron are heated to different are respectively red, yell...

    Text Solution

    |

  2. If a black body is heated at a high temperature, it seems to be

    Text Solution

    |

  3. If the temperature of the sun becomes twice its present temperature, t...

    Text Solution

    |

  4. The maximum energy is the thermal radiation from a hot source occurs a...

    Text Solution

    |

  5. The wavelength of maximum energy released during an atomic axplosion w...

    Text Solution

    |

  6. The maximum wavelength of radiation emitted at K 2000 K is 4mu m . Wh...

    Text Solution

    |

  7. How is the temperature of stars determined by

    Text Solution

    |

  8. On increasing the temperature of a substance gradually, which of the f...

    Text Solution

    |

  9. A black body has maximum wavelength lambda(m) at temperature 2000 K. I...

    Text Solution

    |

  10. Relation between the colour and the temperature of a star is given by

    Text Solution

    |

  11. Black body at a temperature of 1640K has the wavelength corresponding ...

    Text Solution

    |

  12. The maximum wavelength of radiations emitted at 900 K is 4mu m . What...

    Text Solution

    |

  13. Solar radiation emitted by sun resembles that emitted by a body at a t...

    Text Solution

    |

  14. What will be the ratio of temperatures of sun and moon if the waveleng...

    Text Solution

    |

  15. The radiation energy density per unit wavelength at a temperature T ha...

    Text Solution

    |

  16. The absolute temperatures of two black bodies are 2000 K and 3000 K re...

    Text Solution

    |

  17. The temperature of sun is 5500 K and it emits maximum intensity radiat...

    Text Solution

    |

  18. A particular star (assuming it as a black body) has a surface temperat...

    Text Solution

    |

  19. The maximum energy in thermal radiation from a source occurs at the wa...

    Text Solution

    |

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

    Text Solution

    |