Explain Ohms Law

Ohms law establishes a relationship between resistance, voltage and current, saying that V/I = R. The traditional graph given for ohmic resistors is:An increasing line with gradient x starting at (0,0)

LL

Related Physics GCSE answers

All answers ▸

what are the energy changes when a car rolls from the top of a hill to the bottom? Name two forces that would slow the acceleration of the car?


When the current through an ohmic conductor is 2A, the potential difference across it is 6V. What is the potential difference across the same ohmic conductor when the current is increased to 3A?


Explain the different sources of background radiation


Can you explain the difference between a real and a virtual image?