A blackbody has radiant power per unit area E at temperature T. If its temperature becomes T/2, what fraction of the original radiant power per unit area remains?
Options
- A. 1/4
- B. 1/8
- C. 1/16
- D. 1/32
- E. None of the above
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Correct Answer (Detailed Explanation is Below)
C. 1/16
Detailed Explanation
The new-to-original ratio is (T/2)⁴/T⁴ = 1/16.
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