Essays Tagged: "Law Coulomb"

Electro-Static Revision Notes

n charge, other than friction - charging by contact and by induction (charge separation).*Coulomb's Law - Force (F) = (k.q1.q2) / r2Coulomb's constant is k, q is charge and r is distance - if more tha ... difference are proportional, the device is called ohmic and vice versa for non-ohmic devices.*Ohm's Law - Current flowing through a piece of metal is proportional to the potential difference across it ...

(3 pages) 75 5 4.3 Feb/2004

Subjects: Science Essays > Physics