How many electrons move through a headlight each second when a 12 V car battery powers a single 30 W headlight?
Answer & explanation
Correct answer: option 2
P = V I ; I/t = Ne ;
N = 1.56 X 10-19 J
How many electrons move through a headlight each second when a 12 V car battery powers a single 30 W headlight?
Correct answer: option 2
P = V I ; I/t = Ne ;
N = 1.56 X 10-19 J