(a) Light of wavelength 300 nm is incident on a metal that has a work function of 1.4 eV. What i

Name: (a) Light of wavelength 300 nm is incident on a metal that has a work function of 1.4 eV. What is the maximum speed of the emitted electrons? (b) Repeat part (a) for light of wavelength 800 nm incident on a metal that has a work function of 1.6 eV . (c) How would your answers to parts (a) and (b) vary if the light intensity were doubled?
Uploaded: 2021-12-04T08:24:09-08:00
Duration: 4 min 7 s
Channel: Dwijendra Rao
Description: (a) Light of wavelength 300 nm is incident on a metal that has a work function of 1.4 eV. What is the maximum speed of the emitted electrons? (b) Repeat part (a) for light of wavelength 800 nm incident on a metal that has a work function of 1.6 eV . (c) How would your answers to parts (a) and (b) vary if the light intensity were doubled?

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Jagjit Singh Chander · Accepted Answer

(a) First, we need to convert the wavelength of light into energy using the formula E = hc/λ, wh

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