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Given that a photon of light of wavelength 10,000 angstrom has an energy equal to 1.23 eV.hen light of wave length 5000 and intensity I0 falls on photoelectric cell and the saturation current is 0.40×106 ampere and the stopping potential is 1.36 volt, then the work function is-
  1. 0.43 eV
  2. 1.10 eV
  3. 1.36 eV
  4. 2.47 eV

A
0.43 eV
B
1.36 eV
C
1.10 eV
D
2.47 eV
Solution
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