WAEC Physics 2024 Objective — Question 19
Question 19 of 50 from the West African Examinations Council (WAEC) Physics 2024 Objective paper, with the correct answer and a full explanation.
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19. In the circuit diagram above, which lamp causes the other to go off?
- A. P
- B. Q
- C. R
- D. SCorrect
Explanation
If lamp S goes off, all other lamps will clearly go off. This is because lamp S is required to complete the whole circuit. If any other lamp goes off, some other lamps will still be on.
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