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3.3 Waves
Quick questions on Interference: superposition, coherence and Young's double-slit experiment - AQA A-Level Physics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the condition on path difference for constructive interference. [1 mark]
What is q2?Show answer
Explain why a laser produces clear fringes in Young's experiment. [2 marks]
What is q3?Show answer
State the phase difference, in radians, corresponding to a path difference of one wavelength. [1 mark]
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