Unit 2 Electricity Equations Flashcards
1
Q
Charge flow
A
Current x time
Q = I t
2
Q
Potential difference
A
Current x resistance
V = I R
3
Q
Total resistance
A
Resistance of component 1
+Resistance of component 2
Rr = R1 + R2
4
Q
Power
A
Current x Potential Difference
P = I V
5
Q
Power
A
(Current)2 x resistance
Pm= I2R
6
Q
Energy transferred
A
Power x time
E = Pt
7
Q
Energy transferred
A
Charge flow x Potential difference
E = Qv
