Physics (10th Edition)

Published by Wiley
ISBN 10: 1118486897
ISBN 13: 978-1-11848-689-4

Chapter 29 - Particles and Waves - Check Your Understanding - Page 830: 3

Answer

Both have the same energy.

Work Step by Step

The energy of the photon depends only on its frequency, so both red photons have the same energy. The difference in wattage is because of the energy difference in the levels of the respective materials only.
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