Q. Calculate the number of electrons constituting one coulomb of charge.
We know that the a electron have charge of 1.6 × 10−19 C
∴ e =1.6 × 10−19 C
Total charge required 1Coulomb.
∴ q = 1C
⇒ n =q/e
⇒ n = 1/1.6 × 10−19
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