A speaker is set to the correct frequency to produce a standing sound wave with 3 antinodes in a closed-closed tube. If the temperature of the air inside the tube is increased, how must the frequency of the speaker be adjusted (increase, decrease, or remain the same) in order to continue producing a standing sound wave with the 3 antinodes inside the tube?

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Q: Help me fast with detail explanation. Definitely I will give Upvote.

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A: RC=ρCLCAC=ρCLCπdC2/4=4ρCLCπdC2..................................(1)      

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Q: Advanced Physics Question

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