Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Nuclei

Question:

Which of these is a fusion reaction

Options:

${ }_3^1 H+{ }_2^1 H={ }_4^2 H e+{ }_1^0 n$

${ }_{92}^{238} \mathrm{U} \rightarrow{ }_{82}^{206} \mathrm{Pb}+8\left({ }_2^4 \mathrm{He}\right)+6\left({ }_{-1}^0 \beta\right)$

${ }_7^{12} C \rightarrow{ }_6^{12} C+\beta^{+}+\gamma$

None of these

Correct Answer:

${ }_3^1 H+{ }_2^1 H={ }_4^2 H e+{ }_1^0 n$

Explanation:

In fusion reaction, two lighter nuclei combines.