Answer:
Explanation:
time, t = 1 second
i = 5 mA = 0.005 A
Charge of one electron, e = 1.6 x 10^-19 C
Charge, q = i t
q = 0.005 x 1 = 0.005 C
Number of electrons in one second = total charge / charge of one electron
[tex]\frac{0.005}{1.6 \times 10^{-19}}=3.125 \times 10^{16}[/tex]