Question

an elestric appliance draw a current of 0.4A when the voltage is 200V. Calculate the amount of charge flowing through it in one hour 

Answer 1

i=0.4 A
t=1 h=3600 sec
q=i*t
=>q=0.4*3600
      =1440 coulombs 

Answer 2

q = i*t
  = 0.4*3600
  = 1440 coulombs