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 ▸

Explain Newton's laws of motion


If a box of mass 20kg is being pulled by a force of 50N, and the friction is 10N, what is the resulting acceleration of the box?


On a day with no wind, a large object is dropped from a tall building. The object experiences air resistance during its fall to the ground. State and explain, in terms of the forces acting, how the acceleration of the object varies during its fall.


Why does increasing the temperature of a gas increase the pressure (when the volume is fixed)?