Dual Nature of Radiation and Matter

CBSE Class 12 · Physics · 33 past questions

8 of 33 · show all

1. Q2 2026

   A proton and an alpha particle have equal momentum. The ratio of their kinetic energies (E_p/E_a) and de…

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2. Q4 2026

   A particle of mass M at rest splits up into two particles of masses $m_1$ and $m_2$ having non-zero…

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3. Q10 2026

   Find ratio ($\lambda_a/\lambda_p$) of the de Broglie wavelength $\lambda_a$ and $\lambda_p$ associated…

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4. 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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5. Q22 2024

   The waves associated with a moving electron and a moving proton have the same wavelength $\lambda$. It…

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6. Q24 2024

   Consider a neutron (mass $m$) of kinetic energy $E$ and a photon of the same energy. Let $\lambda_n$ and…

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7. Q27 2024

   de Broglie wavelength λ as a function of $\frac{1}{\sqrt{K}}$, for two particles of masses m₁ and m₂ are… (with a figure)

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8. Q31 2023

   Calculate the wavelength of de Broglie waves associated with a proton having…

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