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← CBSE Class 12 PYQ
Dual Nature of Radiation and Matter
CBSE Class 12 · Physics · 33 past questions
Topic
Photoelectric graphs
1
Wave nature of matter and spectral lines
1
de Broglie wavelength of matter waves
1
Einstein's photoelectric equation and calculations
0
Photoelectric effect: observations and laws
0
Photons and light quantum
0
Level
Easy
1
Moderate
0
Year
2026
0
2025
1
2024
1
2023
0
2022
0
1 of 33 ·
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Q17
2025
Let $\lambda_e$, $\lambda_p$ and $\lambda_d$ be the wavelengths associated with an electron, a proton and a…
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