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Question
When the energy of the incident radiation is increased by 20% , th maximum kinetic energy of the photo- electrons emitted from a metal surface increased from 0.5 eV to 0.8 eV.The wor function of the metal is
A
0.65 eV
B
1 e V
C
1.3 e V
D
1.5 e V
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Solution
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Correct option is A. 0.65 eV
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