Q. 20. An air column is of length 17 cm long. Calculate the frequency of 5th overtone if the air colun
is a closed at one end and b open at both ends. (velocity of sound in air = 340 ms'')
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A
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\longrightarrow⟶ Human heart does not have the ability to think,
\longrightarrow⟶ our brain does all those things thing ,
\longrightarrow⟶ like huminity , kindness, Emotion
\longrightarrow⟶ all that's comes from our heads
THNKU <3
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