A metre-long tube open at one end, with a movable piston at the oth... VIDEO
A metre-long tube open at one end, with a movable piston at the other end, shows resonance with a fixed frequency source (a tuning fork of frequency \( 340 \mathrm{~Hz} \) ) when the tube length is \( 25.5 \mathrm{~cm} \) or \( 79.3 \mathrm{~cm} \). Estimate the speed of sound in air at thehttps://bit.ly/YTAI_PWAP https://www.pw.live
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