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Author Question: The work function of a particular metal is What is the photoelectric cutoff (threshold) wavelength ... (Read 177 times)

SAVANNAHHOOPER23

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on: Oct 11, 2019

Question 1

A helium-neon laser emits light at 632.8 nm. If the laser emits photons/second, what is its power output in mW? (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ∙ s)
◦ 28.6 mW
◦ 37.2 mW
◦ 45.7 mW
◦ 57.2 mW

Question 2

The work function of a particular metal is What is the photoelectric cutoff (threshold) wavelength for this metal? (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ∙ s)
◦ 308 nm
◦ 393 nm
◦ 473 nm
◦ 554 nm
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Marked as best answer by SAVANNAHHOOPER23 on Oct 11, 2019

dlook33

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Reply #1 on: Oct 11, 2019
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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SAVANNAHHOOPER23

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Reply #2 on: Oct 11, 2019
Thanks


dlook33

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Reply #3 on: Oct 11, 2019
Welcome :)


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