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Byju's Answer
Standard XII
Physics
Standing Wave Visualization
Two wires of ...
Question
Two wires of the same material and having the same radius have their fundamental frequencies in the ratio 1:2 and under tension in the ratio 1:8, Compare ratio of their lengths.
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Solution
n
1
n
2
=
1
2
T
1
T
2
=
1
8
n
=
1
2
l
√
T
2
μ
l
1
l
2
=
√
T
1
n
1
×
n
2
√
T
2
=
√
1
8
×
2
l
1
l
2
=
0.707
:
1
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