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Author Question: An LED emits light of wavelength 600 nm. What is its band gap? (Read 74 times)

Yi-Chen

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on: Aug 10, 2020

Question 1

An experiment determines that there are 49 allowed rotational energies for a diatomic molecule whose moment of inertia is 2 × 10−46 kg ⋅ m2. The maximum rotational kinetic energy (in eV) is

◦
0.6

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0.2

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0.4

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0.8

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1.0


Question 2

An LED emits light of wavelength 600 nm. What is its band gap?

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1.11 eV

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1.54 eV

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1.99 eV

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2.07 eV

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2.33 eV
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by Yi-Chen on Aug 10, 2020

frankwu0507

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Reply #1 on: Aug 10, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Yi-Chen

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Reply 2 on: Aug 10, 2020
Wow, this really help

AmberC1996

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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