Siti set up the circuit shown below. When she closed the switch, she noticed that only Bulb B1 lighted up. What could be the possible reason?
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Worked Solution
Step 1: Identify the circuit type. This is a parallel circuit.
Step 2: In a parallel circuit, bulbs are on separate paths.
Step 3: If one bulb is fused, the other path remains a closed circuit and can still light up.
Step 4: Therefore, B2 is fused.
Correct answer: Bulb B2 is fused.
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