The current in a conductor varies with time according to

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

I=0.20\,t\,(\text{A})

, where

t

is in seconds. Calculate the total number of electrons that pass through a cross-section of the conductor during the first

10\,\text{s}

. (a)

3.13\times10^{19}

(b)

6.25\times10^{19}

(c)

1.25\times10^{20}

(d)

1.25\times10^{19}