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AP Physics C: E&M
11.1 Electric Current
IntermediateMCQGraphicalMathematical20.5k
A 2D Cartesian graph with a light gray orthogonal grid. The horizontal axis is labeled \(t\text{ (s)}\) with major ticks and integer labels at \(0, 1, 2, 3, 4, 5, 6, 7, 8\). The vertical axis is labeled \(I\text{ (A)}\) with major ticks and integer labels at \(-3, -2, -1, 0, 1, 2, 3, 4, 5\). A solid black line connects the following coordinates in sequence: \((0, 0)\), \((1, 4)\), \((3, 4)\), \((4, 0)\), \((6, -2)\), and \((8, 0)\). No other labels, lines, text, or curves appear.
Current \(I\) as a function of time \(t\) through the circuit branch.
A current sensor in an electrical circuit records the time-dependent current \(I(t)\) through a circuit branch over an \(8\text{ s}\) interval, as shown in the graph. What is the net charge that passes through the branch between \(t = 0\text{ s}\) and \(t = 8\text{ s}\)?

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