A kettle brings water to boil by using 233 C of charge over the course of 1.25 minutes. The amount of current that was used is _.__ A?
Charge Q = 233 C
Time t = 1.25 minutes = 1.25*60 = 75 sec
Formula for Current I = Q/t
I = 233 / 75 = 3.107 A
The amount of current that was used is 3.107 A.