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Find the ratio of speeds of an electron and a negative hydrogen ion (one having an extra electron) accelerated through the same voltage, assuming non-relativistic final speeds. Take the mass of the hydrogen ion to be $1.67 \times 10^{-27} \textrm{ kg}$.
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OpenStax College Physics for AP® Courses Solution, Chapter 19, Problem 1 (Problems & Exercises) (2:58)


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