According to Ohm's Law electric potential difference(V) is directly proportional to the product of the current(I) times the resistance(R).
V = I R
The relationship between power (P) and current and voltage is
P = I V
Using the equations above we can also write
P = V^{2} / R
and
P = I^{2} R
= window.adsbygoogle || []).push({});
© Tutor 4 Physics