Asked by ram gupta
how the frequency of sound produced will change in an aluminium string of 15 cm length
Answers
Answered by
Elena
Sound velocity in aluminium is
v=5240 m/s
L=k•λ/2, where k=1, 2,3, 4,...
λ =2•L/k,
λ =v/f,
2•L/k = v/f,
f=v•k/2•L=
=k•5240/2•0.15
=k•174667 (Hz)
v=5240 m/s
L=k•λ/2, where k=1, 2,3, 4,...
λ =2•L/k,
λ =v/f,
2•L/k = v/f,
f=v•k/2•L=
=k•5240/2•0.15
=k•174667 (Hz)
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