Circuits (AQA A-Level Physics): Quizzes

$R_T = R_1 + R_2 + R_3$

$\frac{1}{R_T} = \frac{1}{R_1} + \frac{1}{R_2}$

$3.2\,\Omega$

$P = VI$

$7200\,\text{J}$

Same throughout the circuit

Same across each branch

Sum of each cell's voltage

Same as single cell

Conservation of charge