Nuclei
74 CBSE Class 12 Physics previous year questions (PYQs) from 5 papers, 2022 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 18 easy · 54 moderate · 2 hard.
- Most-asked subtopics: Mass-Energy and Nuclear Binding Energy (25), Nuclear Energy (17), Size of the Nucleus (13).
- Updated 13 September 2026.
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#1EasySize of the Nucleus
#2ModerateMass-Energy and Nuclear Binding Energy
#3ModerateNuclear Energy
#4ModerateNuclear Energy
#5ModerateMass-Energy and Nuclear Binding Energy
#6ModerateAtomic Masses and Composition of the Nucleus
#7ModerateNuclear Energy
#8ModerateMass-Energy and Nuclear Binding Energy
#9ModerateNuclear Force
#10ModerateMass-Energy and Nuclear Binding Energy
#11ModerateNuclear Force
#12ModerateNuclear Force
#13ModerateMass-Energy and Nuclear Binding Energy
#14ModerateNuclear Energy
#15ModerateNuclear Energy
#16ModerateNuclear Force
#17ModerateSize of the Nucleus
#18ModerateSize of the Nucleus
#19ModerateSize of the Nucleus
#20EasyAtomic Masses and Composition of the Nucleus
#21ModerateMass-Energy and Nuclear Binding Energy
#22EasyNuclear Energy
#23ModerateAtomic Masses and Composition of the Nucleus
#24ModerateSize of the Nucleus
#25ModerateNuclear Force
#26ModerateNuclear Energy
#27ModerateMass-Energy and Nuclear Binding Energy
#28EasyAtomic Masses and Composition of the Nucleus
#29EasySize of the Nucleus
#30ModerateMass-Energy and Nuclear Binding Energy
Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the codes (A), (B), (C) and (D) as given below.#31ModerateNuclear Force
#32ModerateMass-Energy and Nuclear Binding Energy
#33EasySize of the Nucleus
#34ModerateNuclear Force
Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the codes (A), (B), (C) and (D) as given below.#35EasyMass-Energy and Nuclear Binding Energy
#36ModerateNuclear Energy
#37ModerateSize of the Nucleus
#38ModerateMass-Energy and Nuclear Binding Energy
For question number 13 to 16, two statements are given - one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer to these questions from the options (A), (B), (C) and (D) as given below :#39EasyNuclear Force
#40EasyAtomic Masses and Composition of the Nucleus
#41ModerateNuclear Energy
#42EasyNuclear Force
#43ModerateMass-Energy and Nuclear Binding Energy
Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the codes (A), (B), (C) and (D) as given below.#44ModerateNuclear Energy
#45ModerateMass-Energy and Nuclear Binding Energy
Questions number 13 to 16 are Assertion (A) and Reason (R) type questions. Two statements are given — one labelled Assertion (A) and the other labelled Reason (R). Select the correct answer from the codes (A), (B), (C) and (D) as given below.#46ModerateNuclear Energy
#47ModerateAtomic Masses and Composition of the Nucleus
#48ModerateMass-Energy and Nuclear Binding Energy
#49EasyMass-Energy and Nuclear Binding Energy
#50ModerateMass-Energy and Nuclear Binding Energy
Showing the first 50 of 74.
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