Electricity Flashcards
1
Q
Define the coulomb
A
It is the amount of electricity that a 1 Amp current carries in one second.
2
Q
What is meant by the term mean drift velocity of charge carriers?
A
A measure of the average distance they travel per unit time in the direction of the force.
3
Q
Define p.d.
A
The difference of electrical potential between two points.
4
Q
Define the volt
A
The difference of potential that would carry one ampere of current against one ohm resistance
5
Q
Define emf
A
Energy per unit electric charge that is imparted by an energy source
