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Multiple choice
Fine-structure corrections in hydrogen scale as the square of the fine-structure constant,
α
=
1
/
137.036
\alpha = 1/137.036
α
=
1/137.036
. What is the numerical value of
α
2
\alpha^2
α
2
?
2.663e-5
1.880e+4
7.297e-3
5.325e-5
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