Standard Science Primary 5 Systems

Rey is observing a circuit where one bulb remains lit even after he unscrews another bulb. How are the bulbs arranged?

A In parallel
B In series
C With no battery
D In a single loop
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Worked Solution

Step 1: If one bulb stays lit when another is removed, there must be a separate path for the current. Step 2: Multiple paths define a parallel arrangement.

Correct answer: In parallel

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