Question

calculate the resistance of a conductor if current flowing is 0.5 a when the potential difference is 1.8 volt

Answer 1

Apply Ohm's Law:

V = I x R

Where:

V = potential difference = 1.8v

I = current = 0.5 A

R = resistance

Isolate R:

R = V/I

R = 1.8 / 0.5 = 3.6 Ohm