A-LevelPhysicsSuperposition9702/12 · Oct/Nov 2023 · Q261 Mark

A pipe has a length of 2.0 m. It is open at one end and closed at the other end. A stationary sound wave is set up within the pipe. There are four nodes (N) and four antinodes (A) within the length of the pipe. [Figure 26.1] What is the wavelength of the sound wave?

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A0.57 m

B1.1 m

C1.3 m

D1.6 m

✓ Correct answer

B: 1.1 m

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Topic: Superposition, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2023 Paper 1 Variant 2, question 26.

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