A particle of mass m is moving around the origin with a constant force F pulling it towards the origin. If Bohr model is…

\(\mathrm{r}\propto {\mathrm{n}}^{2/3};\mathrm{v}\propto {\mathrm{n}}^{1/3}\)

\(\mathrm{r}\propto {\mathrm{n}}^{4/3};\mathrm{v}\propto {\mathrm{n}}^{-1/3}\)

\(\mathrm{r}\propto {\mathrm{n}}^{1/3};\mathrm{v}\propto {\mathrm{n}}^{1/3}\)

\(\mathrm{r}\propto {\mathrm{n}}^{1/3};\mathrm{v}\propto {\mathrm{n}}^{2/3}\)