Photoelectric work function of a metal is 3 eV. Find the maximum K.E. and maximum speed of photoelectrons emitted when radiation of wavelength 4800 A.U. is incident on the metal surface. (Given : mass of electron = 9.1 x 10-31 kg).
Photoelectric work function of a metal is 3 eV. Find the maximum K.E. and maximum speed of photoelectrons emitted when radiation of wavelength 4800 A.U. is incident on the metal surface. (Given : mass of electron = 9.1 x 10-31 kg).
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Transcribed Image Text:Photoelectric work function of a metal
is 3 eV. Find the maximum K.E. and maximum
speed of photoelectrons emitted when
radiation of wavelength 4800 A.U. is incident
on the metal surface. (Given : mass of electron
= 9.1 × 10-3¹ kg).
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