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Series and parallel circuits
Lower Sec Science · Secondary 2 · Medium · Series and parallel circuits
A student connects three identical bulbs in a circuit: two bulbs in series in one branch, and one bulb alone in a parallel branch across the same battery. Which bulb arrangement will be brightest?
- All three bulbs are equally bright.
- The single bulb branch is brightest; the two series bulbs are dimmer and equal.
- The two series bulbs are brightest; the single bulb is dimmer.
- Only the two series bulbs light up; the single bulb does not.
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