Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 27 - Early Quantum Theory and Models of the Atom - General Problems - Page 801: 66

Answer

1.1 mm

Work Step by Step

Use Wien’s law, equation 27–2. $$\lambda_p =\frac{2.90\times10^{-3}m \cdot K}{T}$$ $$\lambda_p =\frac{2.90\times10^{-3}m \cdot K}{2.7K}=1.1\times10^{-3}m$$
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