In the Process of Fluorescence,part of the Input Energy Immediately

question 38

Multiple Choice

In the process of fluorescence,part of the input energy immediately

• A)becomes internal energy and the rest lower-frequency light.
• B)cascades to excite other atoms in the material.
• C)is emitted as higher-frequency light and the rest lower- frequency light.
• D)excites electrons to metastable states.
• E)none of these

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