Thermodynamics: An Engineering Approach 8th Edition

Published by McGraw-Hill Education
ISBN 10: 0-07339-817-9
ISBN 13: 978-0-07339-817-4

Chapter 2 - Energy, Energy Transfer, and General Energy Analysis - Problems - Page 103: 2-88C

Answer

An ideal body that absorbs all the radiation incident on it and emits a limited radiation. Real bodies absorbs and emits less radiation than blackbodies.

Work Step by Step

A blackbody is an idealization. It absorbs all the radiation incident on it and emits a limited radiation. Real bodies differ from a blackbody because they absorb and emit less radiation than blackbodies.
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