Which of the following curves may represent the speed of the electron in a hydrogen atom as a fu....

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Which of the following curves may represent the
\( \mathrm{P} \)
speed of the electron in a hydrogen atom as a function of the principal quantum number \( \mathrm{n} \) ?
(1) \( a \)
(2) \( b \)
(3) \( c \)
(4) \( d \)


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