Easy MCQ +4 / -1 PYQ · JEE Mains 2024

The angular momentum of an electron in a hydrogen atom is proportional to : (Where $\mathrm{r}$ is the radius of orbit of electron)

  1. A $\frac{1}{\mathrm{r}}$
  2. B $\frac{1}{\sqrt{\mathrm{r}}}$
  3. C $\sqrt{\mathrm{r}}$ Correct answer
  4. D r

Solution

<p>$$\begin{aligned} & L=m v r \propto n \\ & \therefore \quad m v r \propto \sqrt{r} \end{aligned}$$</p>

About this question

Subject: Physics · Chapter: Atoms and Nuclei · Topic: Bohr's Model of Hydrogen Atom

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