A-LevelPhysicsSuperposition9702/12 · Oct/Nov 2014 · Q261 Mark
Two identical loudspeakers are connected in series to an a.c. supply, as shown. [Figure 26.1] Which graph best shows the variation of the intensity of the sound with distance along the line XY?
This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.
A[Diagram option A]
B[Diagram option B]
C[Diagram option C]
D[Diagram option D]
✓ Correct answer
D: [Diagram option D]
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