Question

An electric bulb draws a current of 0.2 A when a voltage is 20 volts. Calculate the amount of electric charge flowing through it in 1 hour.

Answer 1

Hey.

Here is the answer.

Q = It

or, Q = 0.2 A× 1hr = 0.2A× 3600 s

= 720 C

Thanks.

Answer 2

Here,
I=0.2A
t=1 hour or3600sec
Q=?
but we know I=Q/t
orQ=I×t
Q=0.2A×3600sec
Q=720C