Home
Class 12
PHYSICS
The coefficient of absorption of heat su...

The coefficient of absorption of heat surface of a body is 0.68. When 100 calories of heat is incident on the body, 27 calories are reflected from the surface. Find the coefficient of transmission of the body.

Promotional Banner

Topper's Solved these Questions

  • Kinetic Theory of Gases and Radiation

    CHETANA PUBLICATION|Exercise Exercise|110 Videos
  • Electrostatics

    CHETANA PUBLICATION|Exercise Exercise|73 Videos
  • Magnetic Fields due to Electric Current

    CHETANA PUBLICATION|Exercise Exercise|96 Videos

Similar Questions

Explore conceptually related problems

The coefficient of absorption of the thermal radiation of black body is

For an opaque body coefficient of transmission is

The coefficient of absorption of a surface is 0.6. When radiant energy is incident on the surface at 1500 J//min , the energy reflected in 5 minutes is 450 J. Find the coefficient of reflection and transmission of the surface.

If 'p' calorie of heat energy is incident on a body and absorbs 'q' calories of heat absorbed then its coefficient of absorption is .

The coefficient of absorption and reflection of the surface of a body are 0. 75 and 0.20 respectively. If 200 calorie of radiant heat is incident on the surface of the body, then the beat absorbed is

The coefficient of absorption and reflection on the surface of the thin plate are 0.74 and 0.22, respectively. If 184 calories of radiant heat is incident on the surface of the plate, find the quantities of heat absorbed, reflected, and transmitted.

What is the value of coefficient of absorption for a perfect black body?

The coefficient of absorption and coefficient of reflection of a thin uniform plate are 0.75 and 0.20, respectively. If 200 K cal of heat is incident on the surface of the plate, find the quantity of heat transmitted.

The coefficient of absorption and reflection of thin uniform plate are 0.75 and 0.20, respectively. If 200 kcal of heat is incident on the surface of plate, find the quantity of heat transmitted.

When coefficient of transmission (t) = 0, what type of the body is..........

CHETANA PUBLICATION-Kinetic Theory of Gases and Radiation-Exercise
  1. The coefficient of absorption of heat surface of a body is 0.68. When ...

    Text Solution

    |

  2. 16 gm of oxygen occupied 0.025 m^3 at 27^@C. It the universal gas cons...

    Text Solution

    |

  3. A cylinder filled with hydrogen gas at 500 K exerts a pressure of 4 at...

    Text Solution

    |

  4. The velocities of three molecules of a gas are 2m//s,3m//s and 4 m//s,...

    Text Solution

    |

  5. Calculate the R.M.S. velocity of helium at temperature 0^@C (density o...

    Text Solution

    |

  6. At what temperature can the R.M.S. velocity of gas be three times its ...

    Text Solution

    |

  7. Calculate the number of molecules in one litre of gas at N.T.P., if ma...

    Text Solution

    |

  8. Find the mass of 10c.c of gas at N.T.P. if RMS.velocity of gas molecul...

    Text Solution

    |

  9. Find the KE per kg of nitrogen molecule at 127^@C (molecular weight of...

    Text Solution

    |

  10. Calculate the R.M.S. velocity of oxygen molecule at N.T.P., if the den...

    Text Solution

    |

  11. If the R.M.S. velocity of oxygen molecules at N.T.P. is 460 m//s, dete...

    Text Solution

    |

  12. The ratio of molar specific heats of certain gas is 1.4, if molar spec...

    Text Solution

    |

  13. Compare the R.M.S. velocity of hydrogen molecules at 400 K with R.M.S....

    Text Solution

    |

  14. Radiant energy is incident on the body at a rate of 1500 J//min. If co...

    Text Solution

    |

  15. Radiant energy is incident on the body at a rate of 1500 J//min. If co...

    Text Solution

    |

  16. Radiant energy is incident on the body at a rate of 1500 J//min. If co...

    Text Solution

    |

  17. A metal cube of each side 0.05 m long emits 0.6k cal in 80 seconds, Ca...

    Text Solution

    |

  18. The emissive power of sphere of area 0.02 m^2 is 0.5 kcal//s-m^2. What...

    Text Solution

    |

  19. The coefficient of absorption of a surface is 0.6. When radiant energy...

    Text Solution

    |

  20. Assuming that the sun radiates as a black body, calculate the energy r...

    Text Solution

    |

  21. The temperature of the filaments of a 100W electric lamp is 2727^@C. T...

    Text Solution

    |