what is meant by determination of charge by mass ratio of electrons???
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what is meant by determination of charge by mass ratio of electrons???
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the charge mass ratio of an electron can be
written as-
mass of 1e- = 9.109×10^-³¹ kg
charge on 1e- = 1.602×10^-19 coulamb
charge / mass= 9.109×10-³¹/1.6×10^-19
= 5.68× 10¹² c/kg
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