Physics · Nuclear Physics
JEE Main 2025 — 23 January, Evening Shift — Question 61
Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A) : The binding energy per nucleon is found to be practically independent of the atomic number A, for nuclei with mass numbers between 30 and 170.
Reason (R): Nuclear force is long range.
In the light of the above statements, choose the correct answer from the options given below :
- Option A:
(A) is false but (R) is true
- Option B:Correct
(A) is true but ( R ) is false
- Option C:
Both (A) and (R) are true and (R) is the correct explanation of (A)
- Option D:
Both (A) and (R) are true but (R) is NOT the correct explanation of (A)
Answer: B
Step-by-step solution
Conceptual
Answer key and solution verified before publishing.
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- Exam
- JEE Main 2025
- Subject
- Physics
- Chapter
- Nuclear Physics
- Topic
- Mass Defect, Binding Energy and Q-Value of Nuclear Reaction