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Physics · 2025 · 1 mark
CBSE 2025 · Region 1 · Set 1 · Q16
Assertion (A): The potential energy of an electron revolving in any stationary orbit in a hydrogen atom is positive. Reason (R): The total energy of…
Assertion (A) : The potential energy of an electron revolving in any stationary orbit in a hydrogen atom is positive.
Reason (R) : The total energy of a charged particle is always positive.
Official answer
(D)
Assertion (A) is false and Reason (R) is also false.
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CBSE Class 12 Physics past-paper question from the 2025 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.