b) Ohm's law
b) Ohm’s law
Ohm’s law = for a metal conductor at a constant temperature → I ∝ V
at high temperatures
positive ions + electrons → more kinetic energy
larger vibrations
more collisions
b) Ohm’s law
Ohm’s law = for a metal conductor at a constant temperature → I ∝ V
at high temperatures
positive ions + electrons → more kinetic energy
larger vibrations
more collisions