There is a black spot on a body. If the body is heated & carried in dark room, then it glows more. This can be explained by:

+2 votes
21 views
asked Jul 15, 2017 by HariOm Vaja (2,713 points) 4 30 138
A) Newton's law of cooling

B) Wien's law

C) Kirchhoff's law

D) Stefan's law

1 Answer

+1 vote
answered Jul 15, 2017 by Rohit Singh (61,782 points) 35 133 357

Correct Answer is C

Explanation :

According to Kirchhoff's law, a good emitter is also a good absorber.

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