Properties of charge - class-XII

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Multiple Choice

A gold coin has a charge of $+10^{-4} C$. The number of electrons removed from it is:

  1. $10^6$
  2. $625 \times 10^{12}$
  3. $1.6 \times 10^{-25}$
  4. $1.6 \times 10^{13}$
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