Elements Of Electromagnetics
7th Edition
ISBN: 9780190698614
Author: Sadiku, Matthew N. O.
Publisher: Oxford University Press
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Question
Consider a cubic body 20 cm × 20 cm × 20 cm at 750 K suspended in air.
Assuming that the body closely approximates a black body, determine (a) the ratio of the
which the cube emits radiation energy, in W, and b) the spectral emission power of body
black at a wavelength of 4 mm.
As =?
Eb =?
Ebλ =?
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