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CBSE Class 12 · Physics · 17 past questions

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1. Q1 2026

   For question number 13 to 16, two statements are given – one labelled as Assertion (A) and the other labelled…

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2. Q3 2025

   A hydrogen atom consists of an electron revolving in a circular orbit of radius r with certain velocity v…

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3. Q5 2025

   For Questions 13 to 16, two statements are given – one labelled Assertion (A) and other labelled Reason (R).…

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4. Q6 2025

   Assertion (A) : The potential energy of an electron revolving in any stationary orbit in a hydrogen atom is…

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