1.

A metre-long tube open at one end, with a movable piston at the other end, showresonance with a fixed frequency source (a tuning fork of frequency 340 Hz) whenthe tube length is 25.5 cm or 79.3 cm. Estimate the speed of sound in air at thetemperature of the experiment. The edge effects may be neglected.​

Answer»

ANSWER:

lamda/4 =l1=25.5

lamda =4into25.5=102cm

346.8m

Explanation:



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