Question

What is the equivalent resistance of a 12-ohm resistor wired in parallel with a 4-ohm resistor?

А
0.06 ohms
B
0.33 ohms
С
3.0 ohms
D
16.0 ohms

Answer 1

`R=(R1.R2)/(R1+R2) = (12.4)/(12+4)=(48)/(16)=3<ohms>`

The answer is : C. 3.0 ohms

Ok done. Thank to me :>