Nuclei

CBSE Class 12 · Physics · 11 past questions

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1. Q1 2026

   If $r_1$ and $r_2$ are the radii of atomic nuclei of mass numbers 64 and 27 respectively, then the value of…

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2. Q2 2026

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

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3. Q3 2026

   The 'distance of closest approach' of an alpha-particle is 'd' when it moves with a velocity $v$ head-on…

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4. Q4 2026

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

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