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Explain how does (i) photoelectric current and (ii) kinetic energy of the photoelectrons emitted in a photocell vary if the frenquency of incident radition is doubled, but keeping the intensity same? show the graphical variation in the above two cases.

Explanation:

(i)   Page no 391 figure 11.4+ explanation      (1/2+1) marks

(ii)  Page no 392 + explanation                      (1/2+1) marks

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