Identify the incorrect relationship.
- ANumber of waves in an orbit,$n = \frac{2 \pi r}{\lambda}$
- BNumber of revolutions of an electron per second in $n^{th}$ orbit $= \frac{v_n}{2 \pi r_n}$
- CWavelength of an electron $= \frac{h}{p}$
- DSpeed of a particle accelerated by a potential difference $V$ is $v = \frac{2 e V}{m}$
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The electric potential between a proton and an electron is given by $V = V_0 \ln(r/r_0)$,where $r_0$ is a constant. Assuming Bohr's model to be applicable,find the variation of $r_n$ with $n$,where $n$ is the principal quantum number.
DifficultIIT 2003
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