A-LevelPhysicsSuperposition9702/12 · Feb/Mar 2017 · Q271 Mark

A progressive wave is incident normally on a flat reflector. The reflected wave overlaps with the incident wave and a stationary wave is formed. At an antinode, what could be the ratio displacement of the incident wave displacement of the reflected wave at any instant?

A-1

✓ Correct answer

C: 1

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Topic: Superposition, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Feb/Mar 2017 Paper 1 Variant 2, question 27.

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