Standard Science Primary 5 Systems

In the circuit shown, if Bulb 2 fuses, what will happen to Bulb 1?

A It will become brighter.
B It will go out.
C It will stay lit.
D It will become dimmer.
Show Worked Solution

Worked Solution

Step 1: Identify the circuit arrangement (Series). Step 2: In a series circuit, there is only one path for current. Step 3: If one bulb fuses, the circuit is broken and all bulbs go out.

Correct answer: It will go out.

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