The angular momentum of an electron in the hydrogen atom is \( \frac{3 h}{2 \pi} \). Here \( h \....

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The angular momentum of an electron in the
\( \mathrm{P} \)
hydrogen atom is \( \frac{3 h}{2 \pi} \). Here \( h \) is Planck's constant.
W
The kinetic energy of this electron is
(1) \( 4.53 \mathrm{eV} \)
(2) \( 1.51 \mathrm{eV} \)
(3) \( 3.4 \mathrm{eV} \)
(4) \( 6.8 \mathrm{eV} \)


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