The threshold frequency for a certain metal is 3 3 10 4 Hz If light of frequency 8 2 10 4 Hz incident on the metal then the cut

Question

The threshold frequency for a certain metal is 3 3 10 4 Hz If light of frequency 8 2 10 4 Hz incident on the metal then the cut off voltage f the photoelectric emission is approximately 6 V A V d Yu h 5 V

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