Equation of longitudinal stationary wave in second overtone mode in a closed organ pipe is y=(4mm)sinπxcosπt Here x is in metre and t in second. Then match the following two columns:
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Solution
equation of wave S=Asin(kx−ωt)
kx=πx
l=2πλ=π
λ=2
in second overtone
L=4λ5=1.6m
from closed end one displacement node is at 2λ4=1m and other at 4λ4=2m