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Manisha Agrawal • 9.34K Points
Tutor III 

Q. Absorptivity of a body will be equal to its emissivity

(A) at all temperatures
(B) at one particular temperature
(C) when system is under thermal equi-librium
(D) at critical temperature
  • Correct Answer - Option(C)
  • Views: 495
  • Filed under category Heat Transfer
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