Figure 13 shows two speakers,
Take the speed of sound to be 340 ms
- Calculate the wavelength of the sound. (1 mark)
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- A student stands in the centre, equidistant from speakers
and . He then moves towards speaker and experiences a sequence of loud and quiet regions. He stops at the second region of quietness. - How far has the student moved from the centre? Explain your reasoning. (3 marks)
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