1
IAT (IISER) 2024
MCQ (Single Correct Answer)
+4
-1
Two monochromatic sources emit light at wavelengths $\lambda$ and $\lambda / 2$. The stopping potentials for a photosensitive material using these two sources are found to be 1 V and 3 V , respectively. What is the work function of the material?
2
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
In the photoelectric effect experiment, the frequency of the incident light is changed from red to blue while keeping the energy per unit area per unit time of the incident radiation fixed. What will happen to the saturation current?
Questions Asked from Dual Nature of Radiation (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
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