Show how you would connect two 4 ohm resistors to produce a combined resistance of a) 2 ohms 8 ohms

1. By connecting in parallel, then 1/R = ¼ + ¼ = 2/4 = ½ Therefore, R = 2 ohm

1. By connecting in series, then R = 4 + 4 = 8

Therefore, R = 8 ohm