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Using values from Table 7.1, how many DNA molecules could be broken by the energy carried by a single electron in the beam of an old-fashioned TV tube? (These electrons were not dangerous in themselves, but they did create dangerous x rays. Later model tube TVs had shielding that absorbed x rays before they escaped and exposed viewers.)
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<b>Table 7.1</b> Energy of various objects and phenomena
Table 7.1 Energy of various objects and phenomena
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Final Answer
40000 DNA molecules broken per electron
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OpenStax College Physics Solution, Chapter 7, Problem 26 (Problems & Exercises) (0:42)

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