Siti wants to set up a circuit where two bulbs are controlled by a single switch. If one bulb fuses, the other bulb should remain lit. Which circuit arrangement should she use?
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Worked Solution
Step 1: Identify the requirement (one bulb stays lit if the other fuses).
Step 2: Recall that parallel circuits provide multiple paths for current.
Step 3: If one path is broken, current still flows through the other path.
Correct answer: Two bulbs in parallel with each other
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