Advanced Science Primary 5 Systems

Study the circuit diagram. Which bulbs will remain lit if Bulb B1 fuses?

A None of the bulbs
B Bulb B2 and B3
C Only Bulb B2
D Only Bulb B3
Show Worked Solution

Worked Solution

Step 1: Identify the circuit as parallel. Step [2-9]: In a parallel circuit, current flows through multiple independent paths. Step [2-9]: If B1 fuses, the other branches remain closed circuits.

Correct answer: Bulb B2 and B3

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