List of formulas related to direct Current
Electric Current
I: current (A), q: charge (C), t: time
Ohm's Law
U: electric potential difference between the ends of the resistor R
Work Created By A Current (Joule's Law)
Electrical Power
Resistance
ρ: resistivity of the material (Ωm), l: length (m), A: cross-section area (a2)
Series Circuits
Parallel Circuits
Work Or Heat Energy Produced By A Resistor
Power Consumption Of A Resistor
Electromotive Force Of An Electrical Generator
W: work of force (J), q: charge(c)
Generators In Series
r: internal resistance of the generator
Generators In Parallel
Generators In Series-Parallel
Work And Power Of Generator
H: Efficiency of genarator
