A-LevelPhysicsSuperposition9702/12 · May/June 2022 · Q291 Mark
An outdoor concert has two large speakers beside the stage for broadcasting music. In order to test the speakers, they are made to emit sound of the same wavelength and the same amplitude. The curved lines in the diagram represent wavefronts. [Figure 29.1] Where is the loudest sound heard?
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✓ Correct answer
D: D
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