AP EAMCET Medical 2018 Shift 2 Paper

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Question : 122 of 160
 
Marks: +1, -0
Assertion (A) : Hie kinetic energy of the photo electrons increases with the increase of frequency of incident light
Reason (R): If frequency of incident light is less than the threshold frequency, electronsare not emitted fr om metal surface
The correct answer is
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