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Atoms and Nuclei · 2023 · 13 Apr · Shift 1

2 Physics questions from this JEE Main paper

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JEE Main
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2023 · 13 Apr · Shift 1
Physics
Atoms and Nuclei

Atoms and Nuclei · 2023 · 13 Apr · Shift 1

2 Physics questions from this JEE Main paper

Q55. $_{92}^{238} A \to_{90}^{234} B +_{2}^{4} D + Q$ In the given nuclear reaction, the approximate amount of energy released will be: [Given, mass of $_{92}^{238} A = 238.05079 \times 931.5 MeV / c^{2},$ mass of $_{90}^{234} B = 234 \cdot 04363 \times 931 \cdot 5 MeV / c^{2},$ …
Physics · Atoms and Nuclei · MCQ
Q66.The radius of $2^{nd}$ orbit of $He^{+}$ of Bohr's model is $r_{1}$ and that of fourth orbit of $Be^{3 +}$ is represented as $r_{2}$ . Now the ratio $\frac{r _{2}}{r _{1}}$ is $x : 1$ . The value of $x$ is …
Physics · Atoms and Nuclei · Numerical