Figure below shows air molecular displacement in a closed tube. The tube is closed at the left end and exposed to surrounding at the right end. Which of the following statement(s) is/are CORRECT about the standing wave in the tube? A. The mode of the standing wave is n = 5. B. There are three displacement nodes in the tube. C. There are three pressure fluctuations antinodes in the tube. D. The pressure fluctuation is maximum at the right end.

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A: hey dear this question is from topic dot product of vectors .I solved it . Have a look

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