Question

Find the number of electrons flowing through a circuit if 1A of current flows through it for 10s.

Answer 1

We know that :
I = q/t
so plug in the values of I and t
we get

1A = qC/10s
so
q = 10 C

we know q = ne
and e = 1.6×10^-19c
so,n = 6.25×10^19 electrons