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In the circuit diagram above, which lamp causes the other to go off? 

Physics
WAEC 2024

In the circuit diagram above, which lamp causes the other to go off? 

  • A. P
  • B. Q
  • C. R
  • D. S
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Correct Answer: Option D
Explanation

If lamp S goes off, all other lamps will go off. This is because lamp S is required to complete the whole circuit.


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