Dual Nature of Radiation and Matter

CBSE Class 12 · Physics · 33 past questions

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1. Q12 2025

   A beam of red light and a beam of blue light have equal intensities. Which of the following statements is…

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2. Q13 2025

   Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one…

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3. Q14 2025

   Atomic spectral emission lines of hydrogen atom are incident on a zinc surface. The lines which can emit…

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4. Q15 2025

   A light of wavelength 400 nm is incident on metal surface whose work function is $3.0 \times 10^{-19}$ J.…

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