MHT CET Physics question

The act of photoelectric effect taking place with a certain photosensitive metal depends upon (i) frequency and (ii) intensity of the incident radiation.

(A)Both (i) and (ii) are correct
(B)only (i) is correctCorrect
(C)Only (ii) is correct
(D)Neither (i) nor (ii) is correct

Answer: (B)

Solution

Whether emission occurs depends only on the frequency being above the threshold frequency; intensity affects only

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Question ID VK-083675