Question

The kinetic energy of the electron in an orbit of radius r in hydrogen atom is (e = electronic charge)

(a) $\frac{e^2}{r^2}$

(b) $\frac{e^2}{2r}$

(c) $\frac{e^2}{r}$

(d) $\frac{e^2}{2r^2}$

Answer 1

Answer:

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Explanation:

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