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Problem 5.154:What is the charge of $(i)$ electron $(ii)$ proton and $(iii)$ neutron?

Solution:

Charge of $(i)$ electron$= - \:1.6 \times 10^{-19}\:C$

$(ii)$ Proton$= + \:1.6 \times 10^{-19}\:C$

$(iii)$ Neutron= zero.