Biology NEET Full Syllabus Mock Test 180 Questions New Syllabus Mock Test - 7 PCB Single Correct MCQ
Published on: August 13, 2026

Physics

Light of frequency 1.9 times the threshold frequency is incident on a photosensitive material. If the frequency is halved and intensity is doubled, the photocurrent becomes

A
quadrupled
B
doubled
C
halved
D
zero

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Physics

No photoelectric emission happens when the frequency of incident radiation falls below as threshold frequency of material.

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