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AIPMT 2014 Physics and Chemistry Paper

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Question : 39

Total: 90

When the energy of the incident radiation is increased by 20%, the kinetic energy of the photoelectrons emitted from a metal surface increased from 0.5‌eV to 0.8‌eV. The work function of the metal is :-

0.65‌eV
1.0‌eV
1.3‌eV
1.5‌eV

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