A microscopic dust particle has a net charge of

PHYSICS · Subjective · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields

Problem

A microscopic dust particle has a net charge of −1.0×10−12 C-1.0\times10^{-12}\,\text{C}. Given ∣qe∣=1.60×10−19 C|q_e|=1.60\times10^{-19}\,\text{C}, calculate the closest whole number of excess electrons on the particle.

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