Chapter 4: Superposition, Interference and Stationary Waves

A-level PhysicsModule 4: Electrons, Waves & Photons8 topicsHigher

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Module 4: Electrons, Waves and Photons: Superposition, Interference and Stationary Waves - Authored Long Answer Questions

Examiner-style long-answer practice with automatic marking, improvement advice and ProofCoach tracking.

4 questions25 marks37.5 min

standard / hard

6 marksdescribestandardOCR A

For Superposition, Interference and Stationary Waves, describe how superposition and stationary waves applies to fixed string vibrating in the second harmonic.

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6 markscalculatehardOCR A

Using fixed string vibrating in the second harmonic, calculate a relevant OCR A Superposition, Interference and Stationary Waves quantity and explain the physical or chemical meaning of the answer. Show equation, substitution, answer and unit.

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7 marksexplainhardOCR A

Superposition, Interference and Stationary Waves - data from: fixed string vibrating in the second harmonic

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The graph for Superposition, Interference and Stationary Waves shows data from fixed string vibrating in the second harmonic. Explain the pattern using the data and relevant physics principles.

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6 marksevaluatestandardOCR A

In fixed string vibrating in the second harmonic, evaluate the experimental method or model assumptions used when applying superposition and stationary waves.

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3. Progressive Waves, Refraction, Diffraction and Polarisation

5. Quantum Physics and the Photoelectric Effect

Key learning objectives

Understand the key principles behind Superposition, Interference and Stationary Waves.
Apply these ideas to exam-style questions.
Recall the essential definitions and key terms.