Question

The charge on an electron in Coulombs is

• A. $1.602\times 10^{-19}$
• B. $1.062\times 10^{-19}$
• C. $1.620\times 10^{-19}$
• D. $1.006\times 10^{-19}$

Answer 1

Answer: (C)

The charge on an electron $=1.602\times 10^{-19}C$. This was determined by Mullikan in his oil drop experiment.