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Radiation from hydrogen discharge tube falls on a cesium plate. Find the maximum possible kinetic energy of the photoelectrons. Work function of cesium is 1.9 eV.
Radiation from hydrogen discharge tube falls on a cesium plate. Find the maximum possible kinetic energy of the photoelectrons. Work function of cesium is 1.9 eV.
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Answer:
Answer. energy = 13.6 eV
Explanation:
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Verified answer
Answer:
1 Answer. energy = 13.6 eV.
Explanation:
Wocs=1.9eV
The radiations coming from the hydrogen discharge tube consist of photons of energy =13.6eV.
Maximum KE of photo electrons emitted= Energy of Photons - Work function of metal.
=13.6eV−1.9eV=11.7eV.