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Q. Pick out the correct statement.

  • (A) Higher is the temperature of the radiating body, higher is the wavelength of radiation
  • (B) Logarithmic mean area is used for calculating the heat flow rate through a thick walled cylinder
  • (C) The wavelength corresponding to maximum mono-chromatic emissive power increases with rise in temperature
  • (D) Solid angle subtended by the finite surface at the radiating element is called the angle of incidence
  • Correct Answer - Option(B)
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  • Filed under category Heat Transfer
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