7. Uraviolet ight of wavelergth 400 x 10mimadates a certain nateral, rebasng pnotoolectrons wiha namum knetc energy of 30.0 ev Tre wor function of the muterials 407x 10 173x 10 O977 x 10 480 x 10

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7. Ulraviolet light of wavelength 4.00 x 10 mirradates a certain materal, rebasing
photoplectrons with a maaimum kinetc energy of 30.0 pV Tre work. tunction ot the
meterial is
D 497 x 10 18
B173x 10 1°
O977 x 10J
B 480 x 1018 J
Transcribed Image Text:7. Ulraviolet light of wavelength 4.00 x 10 mirradates a certain materal, rebasing photoplectrons with a maaimum kinetc energy of 30.0 pV Tre work. tunction ot the meterial is D 497 x 10 18 B173x 10 1° O977 x 10J B 480 x 1018 J
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