1 and 3650x1010 From o sodium surfece light of wavelength 3125x10 ceuses enission of electrons whose aoximue energy is 2.128ev and 1.595ev, respectively then the planck's constant and the work function of sodlum is h=6.176x10-34 J and w 3.524ev 10 h=0.6627x10-34, and w 2.524ev nO h=6.176x 10-34 and w= 2.524ev I

University Physics Volume 3
17th Edition
ISBN:9781938168185
Author:William Moebs, Jeff Sanny
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Chapter6: Photons And Matter Waves
Section: Chapter Questions
Problem 6.7CYU: Check Your Understanding Cut-off frequency for the photoelectric effect in some materials is 8.01013...
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Any of the choices is the correct answer for both these equations
x"= nx"-+ x" ax
a
If
then [a/ax,x" ] =
ax
nx
II
nx-1
Transcribed Image Text:x"= nx"-+ x" ax a If then [a/ax,x" ] = ax nx II nx-1
Fron o sodiuA surfece light of wavelength 3125x10 1 and 3650x1010
couses enission of electrons whose eoximue energy is 2.128ev and
1.595ev, respectively then the planck's constant and the work function of
sodtum is
h=6.176x10-34 J
and w 3.524ev 10
h=0.6627x10-34
and w 2.524ev O
h=6.176x 10-34j
and w= 2.524ev O
Transcribed Image Text:Fron o sodiuA surfece light of wavelength 3125x10 1 and 3650x1010 couses enission of electrons whose eoximue energy is 2.128ev and 1.595ev, respectively then the planck's constant and the work function of sodtum is h=6.176x10-34 J and w 3.524ev 10 h=0.6627x10-34 and w 2.524ev O h=6.176x 10-34j and w= 2.524ev O
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