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26 magg 1923 anni - Rob Millikan 1923

Descrizione:

- determined size of charge on electron (oil drop)
- found exact charge

Aggiunto al nastro di tempo:

Scientist timeline

ByAnnabelle Tate

7 nov 2017

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502

Data:

26 magg 1923 anni

Adesso

~ 102 years ago

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