Unit 2 : Electricity Flashcards
1
Q
Charge flow
A
Current x time
Q = It
2
Q
Potential difference
A
Current x resistance
V = IR
3
Q
Total resistance
A
resistance of component 1 + resistance of component 2
4
Q
power
A
current x potential difference
(current)^2 x resistance
5
Q
energy transferred
A
power x time
charge flow x potential difference