Exam-style question
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What is the definition of wavelength in a progressive wave?.
- A.The distance between two consecutive compressions
- B.The distance between two consecutive crests
- C.The time taken for one complete wave to pass a point
- D.The maximum displacement of the wave from its rest position
Model answer
What a good answer should say
- The distance between two consecutive crests
Explanation
Why this works
Wavelength is defined as the distance between two consecutive crests (or troughs) in a wave, which is a fundamental characteristic of progressive waves.
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