4.1.1 - Charge Flashcards
1
Q
Define current.
A
The rate of flow of charged particles.
2
Q
What is the equation for current?
A
I = ∆Q/∆t
3
Q
Define quantised and give an example.
A
Always a whole number - Charge always a multiple of e.
4
Q
What is e and what is it’s value
A
The magnitude of charge of one electron (fundamental charge). 1.60 x10^-19
5
Q
Equation for number of electrons at a given point.
A
n = Q/e
