Three 4Ω resistors connected in parallel have a potential difference of 16 V applied across them. What is the total current in the circuit?

A. 14 A
B. 12 A
C. 10 A
D. 8 A

Correct Answer:

Option B = 12 A

Explanation

1/R = 1/4 + 1/4 + 1/4 = 3/4
R = 4/3
I = V/R
= 16/4/3

= (16 x 3)/4

= 12 A