2 marksPhysics of the Ear and Eye
CAPE Physics Unit 1 · 2001 · Paper 2 · Question 6(a)
Explain what is meant by the loudness of a sound.
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Practise this questionOther parts of this question
- 6(b)Describe with the aid of diagrams the response of the ear to sound waves in terms of frequency, intensity and loudness level.[6 marks]
- 6(c)(i)Determine the positions along the line PQR where destructive interference causes the intensity to fall to zero.[12 marks]
- 6(c)(ii)Calculate the intensity in Wm⁻² of the sound at the point Q.[1 mark]
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