Question

A current of 0.25A passes through a bulb for 20 minutes. find charge flowing through the circuit.

Answer 1

I = 0.25 A
T = 20 min = 20 × 60 sec. = 1200 sec.

So charge = Q = IT
= 0. 25 × 1200
= 300 COULOMB

Answer 2

by putting in formula of I=q/t