Physics · 2020
NEET 2020 · 13 September · Code E1 · Q157
Light of frequency 1.5 times the threshold frequency is incident on a photosensitive material. What will be the photoelectric current if the…
Light of frequency $\displaystyle 1.5$ times the threshold frequency is incident on a photosensitive material. What will be the photoelectric current if the frequency is halved and intensity is doubled ?
Official answer
From NTA’s final answer key for this paper.
(4)
zero
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NEET (UG) 2020 Physics question, with the answer from NTA’s final answer key. Where our answers come from.