Exam-style question
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In a stationary wave, what is the point called where there is no displacement?.
- A.Node
- B.Antinode
- C.Harmonic
- D.Wavefront
Model answer
What a good answer should say
- Node
Explanation
Why this works
A node is a point in a stationary wave where the displacement is always zero. This is due to the destructive interference of the two progressive waves that form the stationary wave.
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